Home / 40,281.04-55,589.50-22,376.18

Finding the Fourth Proportional to 40,281.04, 55,589.50 and 22,376.18

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Solution

The fourth proportional to 40,281.04, 55,589.50 and 22,376.18 is: 30,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.04 : 55,589.50 = 22,376.18 : x
  2. Step 2: Convert to fraction form
    40,281.04/55,589.50 = 22,376.18/x
  3. Step 3: Cross multiply
    40,281.04x = 55,589.50 × 22,376.18
  4. Step 4: Simplify right side
    40,281.04x = 1,243,880,658.11
  5. Step 5: Solve for x
    x = 1,243,880,658.11/40,281.04
  6. Step 6: Final answer
    x = 30,880.05

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.