Home / 26,143.41-36,079.29-14,815.10

Finding the Fourth Proportional to 26,143.41, 36,079.29 and 14,815.10

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Solution

The fourth proportional to 26,143.41, 36,079.29 and 14,815.10 is: 20,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.41 : 36,079.29 = 14,815.10 : x
  2. Step 2: Convert to fraction form
    26,143.41/36,079.29 = 14,815.10/x
  3. Step 3: Cross multiply
    26,143.41x = 36,079.29 × 14,815.10
  4. Step 4: Simplify right side
    26,143.41x = 534,518,108.88
  5. Step 5: Solve for x
    x = 534,518,108.88/26,143.41
  6. Step 6: Final answer
    x = 20,445.62

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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.