Home / 26,319.04-39,478.84-15,218.98

Finding the Fourth Proportional to 26,319.04, 39,478.84 and 15,218.98

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Solution

The fourth proportional to 26,319.04, 39,478.84 and 15,218.98 is: 22,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.04 : 39,478.84 = 15,218.98 : x
  2. Step 2: Convert to fraction form
    26,319.04/39,478.84 = 15,218.98/x
  3. Step 3: Cross multiply
    26,319.04x = 39,478.84 × 15,218.98
  4. Step 4: Simplify right side
    26,319.04x = 600,827,676.38
  5. Step 5: Solve for x
    x = 600,827,676.38/26,319.04
  6. Step 6: Final answer
    x = 22,828.63

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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.