Home / 26,117.06-36,042.16-15,506.72

Finding the Fourth Proportional to 26,117.06, 36,042.16 and 15,506.72

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Solution

The fourth proportional to 26,117.06, 36,042.16 and 15,506.72 is: 21,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.06 : 36,042.16 = 15,506.72 : x
  2. Step 2: Convert to fraction form
    26,117.06/36,042.16 = 15,506.72/x
  3. Step 3: Cross multiply
    26,117.06x = 36,042.16 × 15,506.72
  4. Step 4: Simplify right side
    26,117.06x = 558,895,683.32
  5. Step 5: Solve for x
    x = 558,895,683.32/26,117.06
  6. Step 6: Final answer
    x = 21,399.64

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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.