Home / 29,000.18-40,018.35-17,061.21

Finding the Fourth Proportional to 29,000.18, 40,018.35 and 17,061.21

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Solution

The fourth proportional to 29,000.18, 40,018.35 and 17,061.21 is: 23,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,000.18 : 40,018.35 = 17,061.21 : x
  2. Step 2: Convert to fraction form
    29,000.18/40,018.35 = 17,061.21/x
  3. Step 3: Cross multiply
    29,000.18x = 40,018.35 × 17,061.21
  4. Step 4: Simplify right side
    29,000.18x = 682,761,187.81
  5. Step 5: Solve for x
    x = 682,761,187.81/29,000.18
  6. Step 6: Final answer
    x = 23,543.35

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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.