Home / 26,925.66-40,389.84-10,287.13

Finding the Fourth Proportional to 26,925.66, 40,389.84 and 10,287.13

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Solution

The fourth proportional to 26,925.66, 40,389.84 and 10,287.13 is: 15,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.66 : 40,389.84 = 10,287.13 : x
  2. Step 2: Convert to fraction form
    26,925.66/40,389.84 = 10,287.13/x
  3. Step 3: Cross multiply
    26,925.66x = 40,389.84 × 10,287.13
  4. Step 4: Simplify right side
    26,925.66x = 415,495,534.76
  5. Step 5: Solve for x
    x = 415,495,534.76/26,925.66
  6. Step 6: Final answer
    x = 15,431.21

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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.