Home / 31,870.59-47,712.42-22,349.91

Finding the Fourth Proportional to 31,870.59, 47,712.42 and 22,349.91

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Solution

The fourth proportional to 31,870.59, 47,712.42 and 22,349.91 is: 33,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,870.59 : 47,712.42 = 22,349.91 : x
  2. Step 2: Convert to fraction form
    31,870.59/47,712.42 = 22,349.91/x
  3. Step 3: Cross multiply
    31,870.59x = 47,712.42 × 22,349.91
  4. Step 4: Simplify right side
    31,870.59x = 1,066,368,292.88
  5. Step 5: Solve for x
    x = 1,066,368,292.88/31,870.59
  6. Step 6: Final answer
    x = 33,459.32

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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.