Home / 54,632.79-75,397.10-30,435.71

Finding the Fourth Proportional to 54,632.79, 75,397.10 and 30,435.71

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Solution

The fourth proportional to 54,632.79, 75,397.10 and 30,435.71 is: 42,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,632.79 : 75,397.10 = 30,435.71 : x
  2. Step 2: Convert to fraction form
    54,632.79/75,397.10 = 30,435.71/x
  3. Step 3: Cross multiply
    54,632.79x = 75,397.10 × 30,435.71
  4. Step 4: Simplify right side
    54,632.79x = 2,294,763,741.28
  5. Step 5: Solve for x
    x = 2,294,763,741.28/54,632.79
  6. Step 6: Final answer
    x = 42,003.41

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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.