Home / 42,681.28-58,900.80-23,819.84

Finding the Fourth Proportional to 42,681.28, 58,900.80 and 23,819.84

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Solution

The fourth proportional to 42,681.28, 58,900.80 and 23,819.84 is: 32,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,681.28 : 58,900.80 = 23,819.84 : x
  2. Step 2: Convert to fraction form
    42,681.28/58,900.80 = 23,819.84/x
  3. Step 3: Cross multiply
    42,681.28x = 58,900.80 × 23,819.84
  4. Step 4: Simplify right side
    42,681.28x = 1,403,007,631.87
  5. Step 5: Solve for x
    x = 1,403,007,631.87/42,681.28
  6. Step 6: Final answer
    x = 32,871.73

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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.