Home / 26,423.19-36,461.43-15,812.58

Finding the Fourth Proportional to 26,423.19, 36,461.43 and 15,812.58

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Solution

The fourth proportional to 26,423.19, 36,461.43 and 15,812.58 is: 21,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423.19 : 36,461.43 = 15,812.58 : x
  2. Step 2: Convert to fraction form
    26,423.19/36,461.43 = 15,812.58/x
  3. Step 3: Cross multiply
    26,423.19x = 36,461.43 × 15,812.58
  4. Step 4: Simplify right side
    26,423.19x = 576,549,278.79
  5. Step 5: Solve for x
    x = 576,549,278.79/26,423.19
  6. Step 6: Final answer
    x = 21,819.82

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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.