Home / 29,421.96-40,602.27-15,993.18

Finding the Fourth Proportional to 29,421.96, 40,602.27 and 15,993.18

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Solution

The fourth proportional to 29,421.96, 40,602.27 and 15,993.18 is: 22,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.96 : 40,602.27 = 15,993.18 : x
  2. Step 2: Convert to fraction form
    29,421.96/40,602.27 = 15,993.18/x
  3. Step 3: Cross multiply
    29,421.96x = 40,602.27 × 15,993.18
  4. Step 4: Simplify right side
    29,421.96x = 649,359,412.52
  5. Step 5: Solve for x
    x = 649,359,412.52/29,421.96
  6. Step 6: Final answer
    x = 22,070.57

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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.