Home / 13,470.02-20,194.95-9,298.12

Finding the Fourth Proportional to 13,470.02, 20,194.95 and 9,298.12

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Solution

The fourth proportional to 13,470.02, 20,194.95 and 9,298.12 is: 13,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470.02 : 20,194.95 = 9,298.12 : x
  2. Step 2: Convert to fraction form
    13,470.02/20,194.95 = 9,298.12/x
  3. Step 3: Cross multiply
    13,470.02x = 20,194.95 × 9,298.12
  4. Step 4: Simplify right side
    13,470.02x = 187,775,068.49
  5. Step 5: Solve for x
    x = 187,775,068.49/13,470.02
  6. Step 6: Final answer
    x = 13,940.22

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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.