Home / 40,061.04-55,283.22-22,155.60

Finding the Fourth Proportional to 40,061.04, 55,283.22 and 22,155.60

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Solution

The fourth proportional to 40,061.04, 55,283.22 and 22,155.60 is: 30,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.04 : 55,283.22 = 22,155.60 : x
  2. Step 2: Convert to fraction form
    40,061.04/55,283.22 = 22,155.60/x
  3. Step 3: Cross multiply
    40,061.04x = 55,283.22 × 22,155.60
  4. Step 4: Simplify right side
    40,061.04x = 1,224,832,909.03
  5. Step 5: Solve for x
    x = 1,224,832,909.03/40,061.04
  6. Step 6: Final answer
    x = 30,574.17

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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.