Home / 29,421.87-40,602.33-15,993.13

Finding the Fourth Proportional to 29,421.87, 40,602.33 and 15,993.13

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Solution

The fourth proportional to 29,421.87, 40,602.33 and 15,993.13 is: 22,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.87 : 40,602.33 = 15,993.13 : x
  2. Step 2: Convert to fraction form
    29,421.87/40,602.33 = 15,993.13/x
  3. Step 3: Cross multiply
    29,421.87x = 40,602.33 × 15,993.13
  4. Step 4: Simplify right side
    29,421.87x = 649,358,059.02
  5. Step 5: Solve for x
    x = 649,358,059.02/29,421.87
  6. Step 6: Final answer
    x = 22,070.59

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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.