Home / 14,340.50-19,781.30-9,026.10

Finding the Fourth Proportional to 14,340.50, 19,781.30 and 9,026.10

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Solution

The fourth proportional to 14,340.50, 19,781.30 and 9,026.10 is: 12,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.50 : 19,781.30 = 9,026.10 : x
  2. Step 2: Convert to fraction form
    14,340.50/19,781.30 = 9,026.10/x
  3. Step 3: Cross multiply
    14,340.50x = 19,781.30 × 9,026.10
  4. Step 4: Simplify right side
    14,340.50x = 178,547,991.93
  5. Step 5: Solve for x
    x = 178,547,991.93/14,340.50
  6. Step 6: Final answer
    x = 12,450.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.