Home / 29,438.40-40,620.48-17,501.52

Finding the Fourth Proportional to 29,438.40, 40,620.48 and 17,501.52

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Solution

The fourth proportional to 29,438.40, 40,620.48 and 17,501.52 is: 24,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438.40 : 40,620.48 = 17,501.52 : x
  2. Step 2: Convert to fraction form
    29,438.40/40,620.48 = 17,501.52/x
  3. Step 3: Cross multiply
    29,438.40x = 40,620.48 × 17,501.52
  4. Step 4: Simplify right side
    29,438.40x = 710,920,143.13
  5. Step 5: Solve for x
    x = 710,920,143.13/29,438.40
  6. Step 6: Final answer
    x = 24,149.42

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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.