Home / 31,548.59-47,312.64-10,482.97

Finding the Fourth Proportional to 31,548.59, 47,312.64 and 10,482.97

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Solution

The fourth proportional to 31,548.59, 47,312.64 and 10,482.97 is: 15,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548.59 : 47,312.64 = 10,482.97 : x
  2. Step 2: Convert to fraction form
    31,548.59/47,312.64 = 10,482.97/x
  3. Step 3: Cross multiply
    31,548.59x = 47,312.64 × 10,482.97
  4. Step 4: Simplify right side
    31,548.59x = 495,977,130.23
  5. Step 5: Solve for x
    x = 495,977,130.23/31,548.59
  6. Step 6: Final answer
    x = 15,721.06

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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.