Home / 15,518.93-23,102.85-15,426.66

Finding the Fourth Proportional to 15,518.93, 23,102.85 and 15,426.66

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Solution

The fourth proportional to 15,518.93, 23,102.85 and 15,426.66 is: 22,965.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.93 : 23,102.85 = 15,426.66 : x
  2. Step 2: Convert to fraction form
    15,518.93/23,102.85 = 15,426.66/x
  3. Step 3: Cross multiply
    15,518.93x = 23,102.85 × 15,426.66
  4. Step 4: Simplify right side
    15,518.93x = 356,399,811.98
  5. Step 5: Solve for x
    x = 356,399,811.98/15,518.93
  6. Step 6: Final answer
    x = 22,965.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.