Home / 31,348.08-47,026.53-9,163.17

Finding the Fourth Proportional to 31,348.08, 47,026.53 and 9,163.17

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Solution

The fourth proportional to 31,348.08, 47,026.53 and 9,163.17 is: 13,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.08 : 47,026.53 = 9,163.17 : x
  2. Step 2: Convert to fraction form
    31,348.08/47,026.53 = 9,163.17/x
  3. Step 3: Cross multiply
    31,348.08x = 47,026.53 × 9,163.17
  4. Step 4: Simplify right side
    31,348.08x = 430,912,088.90
  5. Step 5: Solve for x
    x = 430,912,088.90/31,348.08
  6. Step 6: Final answer
    x = 13,746.04

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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.