Home / 26,665.95-36,798.78-14,730.12

Finding the Fourth Proportional to 26,665.95, 36,798.78 and 14,730.12

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Solution

The fourth proportional to 26,665.95, 36,798.78 and 14,730.12 is: 20,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.95 : 36,798.78 = 14,730.12 : x
  2. Step 2: Convert to fraction form
    26,665.95/36,798.78 = 14,730.12/x
  3. Step 3: Cross multiply
    26,665.95x = 36,798.78 × 14,730.12
  4. Step 4: Simplify right side
    26,665.95x = 542,050,445.25
  5. Step 5: Solve for x
    x = 542,050,445.25/26,665.95
  6. Step 6: Final answer
    x = 20,327.44

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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.