Home / 29,418.12-40,596.19-15,988.93

Finding the Fourth Proportional to 29,418.12, 40,596.19 and 15,988.93

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Solution

The fourth proportional to 29,418.12, 40,596.19 and 15,988.93 is: 22,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.12 : 40,596.19 = 15,988.93 : x
  2. Step 2: Convert to fraction form
    29,418.12/40,596.19 = 15,988.93/x
  3. Step 3: Cross multiply
    29,418.12x = 40,596.19 × 15,988.93
  4. Step 4: Simplify right side
    29,418.12x = 649,089,498.71
  5. Step 5: Solve for x
    x = 649,089,498.71/29,418.12
  6. Step 6: Final answer
    x = 22,064.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.