Home / 31,554.65-43,545.86-17,407.80

Finding the Fourth Proportional to 31,554.65, 43,545.86 and 17,407.80

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Solution

The fourth proportional to 31,554.65, 43,545.86 and 17,407.80 is: 24,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.65 : 43,545.86 = 17,407.80 : x
  2. Step 2: Convert to fraction form
    31,554.65/43,545.86 = 17,407.80/x
  3. Step 3: Cross multiply
    31,554.65x = 43,545.86 × 17,407.80
  4. Step 4: Simplify right side
    31,554.65x = 758,037,534.67
  5. Step 5: Solve for x
    x = 758,037,534.67/31,554.65
  6. Step 6: Final answer
    x = 24,023.01

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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.