Home / 26,398.31-36,428.13-14,459.56

Finding the Fourth Proportional to 26,398.31, 36,428.13 and 14,459.56

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Solution

The fourth proportional to 26,398.31, 36,428.13 and 14,459.56 is: 19,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.31 : 36,428.13 = 14,459.56 : x
  2. Step 2: Convert to fraction form
    26,398.31/36,428.13 = 14,459.56/x
  3. Step 3: Cross multiply
    26,398.31x = 36,428.13 × 14,459.56
  4. Step 4: Simplify right side
    26,398.31x = 526,734,845.26
  5. Step 5: Solve for x
    x = 526,734,845.26/26,398.31
  6. Step 6: Final answer
    x = 19,953.36

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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.