Home / 16,281.04-22,466.28-12,931.96

Finding the Fourth Proportional to 16,281.04, 22,466.28 and 12,931.96

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Solution

The fourth proportional to 16,281.04, 22,466.28 and 12,931.96 is: 17,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.04 : 22,466.28 = 12,931.96 : x
  2. Step 2: Convert to fraction form
    16,281.04/22,466.28 = 12,931.96/x
  3. Step 3: Cross multiply
    16,281.04x = 22,466.28 × 12,931.96
  4. Step 4: Simplify right side
    16,281.04x = 290,533,034.31
  5. Step 5: Solve for x
    x = 290,533,034.31/16,281.04
  6. Step 6: Final answer
    x = 17,844.87

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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.