Home / 26,440.38-36,484.29-15,827.76

Finding the Fourth Proportional to 26,440.38, 36,484.29 and 15,827.76

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Solution

The fourth proportional to 26,440.38, 36,484.29 and 15,827.76 is: 21,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.38 : 36,484.29 = 15,827.76 : x
  2. Step 2: Convert to fraction form
    26,440.38/36,484.29 = 15,827.76/x
  3. Step 3: Cross multiply
    26,440.38x = 36,484.29 × 15,827.76
  4. Step 4: Simplify right side
    26,440.38x = 577,464,585.89
  5. Step 5: Solve for x
    x = 577,464,585.89/26,440.38
  6. Step 6: Final answer
    x = 21,840.25

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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.