Home / 26,422.74-36,464.51-15,810.32

Finding the Fourth Proportional to 26,422.74, 36,464.51 and 15,810.32

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Solution

The fourth proportional to 26,422.74, 36,464.51 and 15,810.32 is: 21,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.74 : 36,464.51 = 15,810.32 : x
  2. Step 2: Convert to fraction form
    26,422.74/36,464.51 = 15,810.32/x
  3. Step 3: Cross multiply
    26,422.74x = 36,464.51 × 15,810.32
  4. Step 4: Simplify right side
    26,422.74x = 576,515,702.43
  5. Step 5: Solve for x
    x = 576,515,702.43/26,422.74
  6. Step 6: Final answer
    x = 21,818.92

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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.