Home / 48,035.47-66,227.32-39,389.81

Finding the Fourth Proportional to 48,035.47, 66,227.32 and 39,389.81

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Solution

The fourth proportional to 48,035.47, 66,227.32 and 39,389.81 is: 54,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,035.47 : 66,227.32 = 39,389.81 : x
  2. Step 2: Convert to fraction form
    48,035.47/66,227.32 = 39,389.81/x
  3. Step 3: Cross multiply
    48,035.47x = 66,227.32 × 39,389.81
  4. Step 4: Simplify right side
    48,035.47x = 2,608,681,354.66
  5. Step 5: Solve for x
    x = 2,608,681,354.66/48,035.47
  6. Step 6: Final answer
    x = 54,307.40

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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.