Home / 25,803.13-38,699.84-10,008.13

Finding the Fourth Proportional to 25,803.13, 38,699.84 and 10,008.13

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Solution

The fourth proportional to 25,803.13, 38,699.84 and 10,008.13 is: 15,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803.13 : 38,699.84 = 10,008.13 : x
  2. Step 2: Convert to fraction form
    25,803.13/38,699.84 = 10,008.13/x
  3. Step 3: Cross multiply
    25,803.13x = 38,699.84 × 10,008.13
  4. Step 4: Simplify right side
    25,803.13x = 387,312,979.66
  5. Step 5: Solve for x
    x = 387,312,979.66/25,803.13
  6. Step 6: Final answer
    x = 15,010.31

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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.