Home / 15,108.40-22,638.30-9,551.80

Finding the Fourth Proportional to 15,108.40, 22,638.30 and 9,551.80

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Solution

The fourth proportional to 15,108.40, 22,638.30 and 9,551.80 is: 14,312.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.40 : 22,638.30 = 9,551.80 : x
  2. Step 2: Convert to fraction form
    15,108.40/22,638.30 = 9,551.80/x
  3. Step 3: Cross multiply
    15,108.40x = 22,638.30 × 9,551.80
  4. Step 4: Simplify right side
    15,108.40x = 216,236,513.94
  5. Step 5: Solve for x
    x = 216,236,513.94/15,108.40
  6. Step 6: Final answer
    x = 14,312.34

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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.