Home / 26,171.34-36,112.95-15,557.10

Finding the Fourth Proportional to 26,171.34, 36,112.95 and 15,557.10

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Solution

The fourth proportional to 26,171.34, 36,112.95 and 15,557.10 is: 21,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.34 : 36,112.95 = 15,557.10 : x
  2. Step 2: Convert to fraction form
    26,171.34/36,112.95 = 15,557.10/x
  3. Step 3: Cross multiply
    26,171.34x = 36,112.95 × 15,557.10
  4. Step 4: Simplify right side
    26,171.34x = 561,812,774.45
  5. Step 5: Solve for x
    x = 561,812,774.45/26,171.34
  6. Step 6: Final answer
    x = 21,466.72

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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.