Home / 39,931.05-59,938.12-29,412.95

Finding the Fourth Proportional to 39,931.05, 59,938.12 and 29,412.95

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Solution

The fourth proportional to 39,931.05, 59,938.12 and 29,412.95 is: 44,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931.05 : 59,938.12 = 29,412.95 : x
  2. Step 2: Convert to fraction form
    39,931.05/59,938.12 = 29,412.95/x
  3. Step 3: Cross multiply
    39,931.05x = 59,938.12 × 29,412.95
  4. Step 4: Simplify right side
    39,931.05x = 1,762,956,926.65
  5. Step 5: Solve for x
    x = 1,762,956,926.65/39,931.05
  6. Step 6: Final answer
    x = 44,150.03

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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.