Home / 40,901.28-61,340.58-25,898.64

Finding the Fourth Proportional to 40,901.28, 61,340.58 and 25,898.64

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Solution

The fourth proportional to 40,901.28, 61,340.58 and 25,898.64 is: 38,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.28 : 61,340.58 = 25,898.64 : x
  2. Step 2: Convert to fraction form
    40,901.28/61,340.58 = 25,898.64/x
  3. Step 3: Cross multiply
    40,901.28x = 61,340.58 × 25,898.64
  4. Step 4: Simplify right side
    40,901.28x = 1,588,637,598.81
  5. Step 5: Solve for x
    x = 1,588,637,598.81/40,901.28
  6. Step 6: Final answer
    x = 38,840.78

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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.