Home / 15,047.82-22,412.85-14,257.53

Finding the Fourth Proportional to 15,047.82, 22,412.85 and 14,257.53

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Solution

The fourth proportional to 15,047.82, 22,412.85 and 14,257.53 is: 21,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047.82 : 22,412.85 = 14,257.53 : x
  2. Step 2: Convert to fraction form
    15,047.82/22,412.85 = 14,257.53/x
  3. Step 3: Cross multiply
    15,047.82x = 22,412.85 × 14,257.53
  4. Step 4: Simplify right side
    15,047.82x = 319,551,881.26
  5. Step 5: Solve for x
    x = 319,551,881.26/15,047.82
  6. Step 6: Final answer
    x = 21,235.76

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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.