Home / 13,426.02-20,134.98-9,292.68

Finding the Fourth Proportional to 13,426.02, 20,134.98 and 9,292.68

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Solution

The fourth proportional to 13,426.02, 20,134.98 and 9,292.68 is: 13,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426.02 : 20,134.98 = 9,292.68 : x
  2. Step 2: Convert to fraction form
    13,426.02/20,134.98 = 9,292.68/x
  3. Step 3: Cross multiply
    13,426.02x = 20,134.98 × 9,292.68
  4. Step 4: Simplify right side
    13,426.02x = 187,107,925.95
  5. Step 5: Solve for x
    x = 187,107,925.95/13,426.02
  6. Step 6: Final answer
    x = 13,936.22

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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.