Home / 26,215.44-39,314.76-8,681.52

Finding the Fourth Proportional to 26,215.44, 39,314.76 and 8,681.52

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Solution

The fourth proportional to 26,215.44, 39,314.76 and 8,681.52 is: 13,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.44 : 39,314.76 = 8,681.52 : x
  2. Step 2: Convert to fraction form
    26,215.44/39,314.76 = 8,681.52/x
  3. Step 3: Cross multiply
    26,215.44x = 39,314.76 × 8,681.52
  4. Step 4: Simplify right side
    26,215.44x = 341,311,875.24
  5. Step 5: Solve for x
    x = 341,311,875.24/26,215.44
  6. Step 6: Final answer
    x = 13,019.50

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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.