Home / 15,744.64-23,610.27-6,386.71

Finding the Fourth Proportional to 15,744.64, 23,610.27 and 6,386.71

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Solution

The fourth proportional to 15,744.64, 23,610.27 and 6,386.71 is: 9,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.64 : 23,610.27 = 6,386.71 : x
  2. Step 2: Convert to fraction form
    15,744.64/23,610.27 = 6,386.71/x
  3. Step 3: Cross multiply
    15,744.64x = 23,610.27 × 6,386.71
  4. Step 4: Simplify right side
    15,744.64x = 150,791,947.51
  5. Step 5: Solve for x
    x = 150,791,947.51/15,744.64
  6. Step 6: Final answer
    x = 9,577.35

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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.