Home / 13,659.02-20,498.26-10,542.14

Finding the Fourth Proportional to 13,659.02, 20,498.26 and 10,542.14

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Solution

The fourth proportional to 13,659.02, 20,498.26 and 10,542.14 is: 15,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659.02 : 20,498.26 = 10,542.14 : x
  2. Step 2: Convert to fraction form
    13,659.02/20,498.26 = 10,542.14/x
  3. Step 3: Cross multiply
    13,659.02x = 20,498.26 × 10,542.14
  4. Step 4: Simplify right side
    13,659.02x = 216,095,526.68
  5. Step 5: Solve for x
    x = 216,095,526.68/13,659.02
  6. Step 6: Final answer
    x = 15,820.72

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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.