Home / 26,637.66-39,979.50-10,851.39

Finding the Fourth Proportional to 26,637.66, 39,979.50 and 10,851.39

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Solution

The fourth proportional to 26,637.66, 39,979.50 and 10,851.39 is: 16,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,637.66 : 39,979.50 = 10,851.39 : x
  2. Step 2: Convert to fraction form
    26,637.66/39,979.50 = 10,851.39/x
  3. Step 3: Cross multiply
    26,637.66x = 39,979.50 × 10,851.39
  4. Step 4: Simplify right side
    26,637.66x = 433,833,248.77
  5. Step 5: Solve for x
    x = 433,833,248.77/26,637.66
  6. Step 6: Final answer
    x = 16,286.46

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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.