Home / 29,470.23-40,659.17-16,722.18

Finding the Fourth Proportional to 29,470.23, 40,659.17 and 16,722.18

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Solution

The fourth proportional to 29,470.23, 40,659.17 and 16,722.18 is: 23,071.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470.23 : 40,659.17 = 16,722.18 : x
  2. Step 2: Convert to fraction form
    29,470.23/40,659.17 = 16,722.18/x
  3. Step 3: Cross multiply
    29,470.23x = 40,659.17 × 16,722.18
  4. Step 4: Simplify right side
    29,470.23x = 679,909,875.78
  5. Step 5: Solve for x
    x = 679,909,875.78/29,470.23
  6. Step 6: Final answer
    x = 23,071.07

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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.