Home / 15,999.07-24,001.86-5,618.11

Finding the Fourth Proportional to 15,999.07, 24,001.86 and 5,618.11

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Solution

The fourth proportional to 15,999.07, 24,001.86 and 5,618.11 is: 8,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,999.07 : 24,001.86 = 5,618.11 : x
  2. Step 2: Convert to fraction form
    15,999.07/24,001.86 = 5,618.11/x
  3. Step 3: Cross multiply
    15,999.07x = 24,001.86 × 5,618.11
  4. Step 4: Simplify right side
    15,999.07x = 134,845,089.68
  5. Step 5: Solve for x
    x = 134,845,089.68/15,999.07
  6. Step 6: Final answer
    x = 8,428.31

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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.