Home / 25,592.68-38,389.02-9,999.38

Finding the Fourth Proportional to 25,592.68, 38,389.02 and 9,999.38

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Solution

The fourth proportional to 25,592.68, 38,389.02 and 9,999.38 is: 14,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.68 : 38,389.02 = 9,999.38 : x
  2. Step 2: Convert to fraction form
    25,592.68/38,389.02 = 9,999.38/x
  3. Step 3: Cross multiply
    25,592.68x = 38,389.02 × 9,999.38
  4. Step 4: Simplify right side
    25,592.68x = 383,866,398.81
  5. Step 5: Solve for x
    x = 383,866,398.81/25,592.68
  6. Step 6: Final answer
    x = 14,999.07

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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.