Home / 31,535.16-47,307.06-14,004.60

Finding the Fourth Proportional to 31,535.16, 47,307.06 and 14,004.60

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Solution

The fourth proportional to 31,535.16, 47,307.06 and 14,004.60 is: 21,008.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.16 : 47,307.06 = 14,004.60 : x
  2. Step 2: Convert to fraction form
    31,535.16/47,307.06 = 14,004.60/x
  3. Step 3: Cross multiply
    31,535.16x = 47,307.06 × 14,004.60
  4. Step 4: Simplify right side
    31,535.16x = 662,516,452.48
  5. Step 5: Solve for x
    x = 662,516,452.48/31,535.16
  6. Step 6: Final answer
    x = 21,008.82

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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.