Home / 15,693.32-23,549.70-14,079.80

Finding the Fourth Proportional to 15,693.32, 23,549.70 and 14,079.80

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Solution

The fourth proportional to 15,693.32, 23,549.70 and 14,079.80 is: 21,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693.32 : 23,549.70 = 14,079.80 : x
  2. Step 2: Convert to fraction form
    15,693.32/23,549.70 = 14,079.80/x
  3. Step 3: Cross multiply
    15,693.32x = 23,549.70 × 14,079.80
  4. Step 4: Simplify right side
    15,693.32x = 331,575,066.06
  5. Step 5: Solve for x
    x = 331,575,066.06/15,693.32
  6. Step 6: Final answer
    x = 21,128.42

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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.