Home / 55,916.47-83,874.72-38,332.99

Finding the Fourth Proportional to 55,916.47, 83,874.72 and 38,332.99

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Solution

The fourth proportional to 55,916.47, 83,874.72 and 38,332.99 is: 57,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,916.47 : 83,874.72 = 38,332.99 : x
  2. Step 2: Convert to fraction form
    55,916.47/83,874.72 = 38,332.99/x
  3. Step 3: Cross multiply
    55,916.47x = 83,874.72 × 38,332.99
  4. Step 4: Simplify right side
    55,916.47x = 3,215,168,803.01
  5. Step 5: Solve for x
    x = 3,215,168,803.01/55,916.47
  6. Step 6: Final answer
    x = 57,499.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.