Home / 39,699.89-59,548.41-10,117.47

Finding the Fourth Proportional to 39,699.89, 59,548.41 and 10,117.47

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Solution

The fourth proportional to 39,699.89, 59,548.41 and 10,117.47 is: 15,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,699.89 : 59,548.41 = 10,117.47 : x
  2. Step 2: Convert to fraction form
    39,699.89/59,548.41 = 10,117.47/x
  3. Step 3: Cross multiply
    39,699.89x = 59,548.41 × 10,117.47
  4. Step 4: Simplify right side
    39,699.89x = 602,479,251.72
  5. Step 5: Solve for x
    x = 602,479,251.72/39,699.89
  6. Step 6: Final answer
    x = 15,175.84

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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.