Home / 25,312.88-37,972.36-10,531.80

Finding the Fourth Proportional to 25,312.88, 37,972.36 and 10,531.80

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Solution

The fourth proportional to 25,312.88, 37,972.36 and 10,531.80 is: 15,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.88 : 37,972.36 = 10,531.80 : x
  2. Step 2: Convert to fraction form
    25,312.88/37,972.36 = 10,531.80/x
  3. Step 3: Cross multiply
    25,312.88x = 37,972.36 × 10,531.80
  4. Step 4: Simplify right side
    25,312.88x = 399,917,301.05
  5. Step 5: Solve for x
    x = 399,917,301.05/25,312.88
  6. Step 6: Final answer
    x = 15,798.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.