Home / 29,246.47-40,360.01-15,817.74

Finding the Fourth Proportional to 29,246.47, 40,360.01 and 15,817.74

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Solution

The fourth proportional to 29,246.47, 40,360.01 and 15,817.74 is: 21,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.47 : 40,360.01 = 15,817.74 : x
  2. Step 2: Convert to fraction form
    29,246.47/40,360.01 = 15,817.74/x
  3. Step 3: Cross multiply
    29,246.47x = 40,360.01 × 15,817.74
  4. Step 4: Simplify right side
    29,246.47x = 638,404,144.58
  5. Step 5: Solve for x
    x = 638,404,144.58/29,246.47
  6. Step 6: Final answer
    x = 21,828.42

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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.