Home / 26,875.83-40,312.15-8,156.02

Finding the Fourth Proportional to 26,875.83, 40,312.15 and 8,156.02

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Solution

The fourth proportional to 26,875.83, 40,312.15 and 8,156.02 is: 12,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.83 : 40,312.15 = 8,156.02 : x
  2. Step 2: Convert to fraction form
    26,875.83/40,312.15 = 8,156.02/x
  3. Step 3: Cross multiply
    26,875.83x = 40,312.15 × 8,156.02
  4. Step 4: Simplify right side
    26,875.83x = 328,786,656.06
  5. Step 5: Solve for x
    x = 328,786,656.06/26,875.83
  6. Step 6: Final answer
    x = 12,233.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.