Home / 26,432.84-36,484.26-15,830.76

Finding the Fourth Proportional to 26,432.84, 36,484.26 and 15,830.76

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Solution

The fourth proportional to 26,432.84, 36,484.26 and 15,830.76 is: 21,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.84 : 36,484.26 = 15,830.76 : x
  2. Step 2: Convert to fraction form
    26,432.84/36,484.26 = 15,830.76/x
  3. Step 3: Cross multiply
    26,432.84x = 36,484.26 × 15,830.76
  4. Step 4: Simplify right side
    26,432.84x = 577,573,563.84
  5. Step 5: Solve for x
    x = 577,573,563.84/26,432.84
  6. Step 6: Final answer
    x = 21,850.61

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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.