Home / 40,030.28-55,238.68-23,035.46

Finding the Fourth Proportional to 40,030.28, 55,238.68 and 23,035.46

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Solution

The fourth proportional to 40,030.28, 55,238.68 and 23,035.46 is: 31,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.28 : 55,238.68 = 23,035.46 : x
  2. Step 2: Convert to fraction form
    40,030.28/55,238.68 = 23,035.46/x
  3. Step 3: Cross multiply
    40,030.28x = 55,238.68 × 23,035.46
  4. Step 4: Simplify right side
    40,030.28x = 1,272,448,484.10
  5. Step 5: Solve for x
    x = 1,272,448,484.10/40,030.28
  6. Step 6: Final answer
    x = 31,787.15

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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.