Home / 18,346.02-25,329.30-12,613.02

Finding the Fourth Proportional to 18,346.02, 25,329.30 and 12,613.02

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Solution

The fourth proportional to 18,346.02, 25,329.30 and 12,613.02 is: 17,414.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.02 : 25,329.30 = 12,613.02 : x
  2. Step 2: Convert to fraction form
    18,346.02/25,329.30 = 12,613.02/x
  3. Step 3: Cross multiply
    18,346.02x = 25,329.30 × 12,613.02
  4. Step 4: Simplify right side
    18,346.02x = 319,478,967.49
  5. Step 5: Solve for x
    x = 319,478,967.49/18,346.02
  6. Step 6: Final answer
    x = 17,414.07

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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.