Home / 40,110.02-60,147.26-21,386.57

Finding the Fourth Proportional to 40,110.02, 60,147.26 and 21,386.57

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Solution

The fourth proportional to 40,110.02, 60,147.26 and 21,386.57 is: 32,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,110.02 : 60,147.26 = 21,386.57 : x
  2. Step 2: Convert to fraction form
    40,110.02/60,147.26 = 21,386.57/x
  3. Step 3: Cross multiply
    40,110.02x = 60,147.26 × 21,386.57
  4. Step 4: Simplify right side
    40,110.02x = 1,286,343,178.63
  5. Step 5: Solve for x
    x = 1,286,343,178.63/40,110.02
  6. Step 6: Final answer
    x = 32,070.37

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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.