Home / 13,462.02-20,182.95-9,290.11

Finding the Fourth Proportional to 13,462.02, 20,182.95 and 9,290.11

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Solution

The fourth proportional to 13,462.02, 20,182.95 and 9,290.11 is: 13,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.02 : 20,182.95 = 9,290.11 : x
  2. Step 2: Convert to fraction form
    13,462.02/20,182.95 = 9,290.11/x
  3. Step 3: Cross multiply
    13,462.02x = 20,182.95 × 9,290.11
  4. Step 4: Simplify right side
    13,462.02x = 187,501,825.62
  5. Step 5: Solve for x
    x = 187,501,825.62/13,462.02
  6. Step 6: Final answer
    x = 13,928.21

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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.