Home / 60,343.34-90,514.02-18,221.72

Finding the Fourth Proportional to 60,343.34, 90,514.02 and 18,221.72

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Solution

The fourth proportional to 60,343.34, 90,514.02 and 18,221.72 is: 27,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,343.34 : 90,514.02 = 18,221.72 : x
  2. Step 2: Convert to fraction form
    60,343.34/90,514.02 = 18,221.72/x
  3. Step 3: Cross multiply
    60,343.34x = 90,514.02 × 18,221.72
  4. Step 4: Simplify right side
    60,343.34x = 1,649,321,128.51
  5. Step 5: Solve for x
    x = 1,649,321,128.51/60,343.34
  6. Step 6: Final answer
    x = 27,332.28

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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.