Home / 47,931.68-66,154.40-27,801.44

Finding the Fourth Proportional to 47,931.68, 66,154.40 and 27,801.44

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Solution

The fourth proportional to 47,931.68, 66,154.40 and 27,801.44 is: 38,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931.68 : 66,154.40 = 27,801.44 : x
  2. Step 2: Convert to fraction form
    47,931.68/66,154.40 = 27,801.44/x
  3. Step 3: Cross multiply
    47,931.68x = 66,154.40 × 27,801.44
  4. Step 4: Simplify right side
    47,931.68x = 1,839,187,582.34
  5. Step 5: Solve for x
    x = 1,839,187,582.34/47,931.68
  6. Step 6: Final answer
    x = 38,371.02

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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.