Home / 26,005.98-38,911.47-15,437.31

Finding the Fourth Proportional to 26,005.98, 38,911.47 and 15,437.31

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Solution

The fourth proportional to 26,005.98, 38,911.47 and 15,437.31 is: 23,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005.98 : 38,911.47 = 15,437.31 : x
  2. Step 2: Convert to fraction form
    26,005.98/38,911.47 = 15,437.31/x
  3. Step 3: Cross multiply
    26,005.98x = 38,911.47 × 15,437.31
  4. Step 4: Simplify right side
    26,005.98x = 600,688,424.95
  5. Step 5: Solve for x
    x = 600,688,424.95/26,005.98
  6. Step 6: Final answer
    x = 23,098.09

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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.