Home / 29,376.96-40,561.26-18,061.62

Finding the Fourth Proportional to 29,376.96, 40,561.26 and 18,061.62

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Solution

The fourth proportional to 29,376.96, 40,561.26 and 18,061.62 is: 24,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.96 : 40,561.26 = 18,061.62 : x
  2. Step 2: Convert to fraction form
    29,376.96/40,561.26 = 18,061.62/x
  3. Step 3: Cross multiply
    29,376.96x = 40,561.26 × 18,061.62
  4. Step 4: Simplify right side
    29,376.96x = 732,602,064.84
  5. Step 5: Solve for x
    x = 732,602,064.84/29,376.96
  6. Step 6: Final answer
    x = 24,937.98

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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.