Home / 31,492.80-47,184.48-26,291.52

Finding the Fourth Proportional to 31,492.80, 47,184.48 and 26,291.52

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Solution

The fourth proportional to 31,492.80, 47,184.48 and 26,291.52 is: 39,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,492.80 : 47,184.48 = 26,291.52 : x
  2. Step 2: Convert to fraction form
    31,492.80/47,184.48 = 26,291.52/x
  3. Step 3: Cross multiply
    31,492.80x = 47,184.48 × 26,291.52
  4. Step 4: Simplify right side
    31,492.80x = 1,240,551,699.61
  5. Step 5: Solve for x
    x = 1,240,551,699.61/31,492.80
  6. Step 6: Final answer
    x = 39,391.60

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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.