Home / 22,484.04-31,027.80-12,412.49

Finding the Fourth Proportional to 22,484.04, 31,027.80 and 12,412.49

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Solution

The fourth proportional to 22,484.04, 31,027.80 and 12,412.49 is: 17,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.04 : 31,027.80 = 12,412.49 : x
  2. Step 2: Convert to fraction form
    22,484.04/31,027.80 = 12,412.49/x
  3. Step 3: Cross multiply
    22,484.04x = 31,027.80 × 12,412.49
  4. Step 4: Simplify right side
    22,484.04x = 385,132,257.22
  5. Step 5: Solve for x
    x = 385,132,257.22/22,484.04
  6. Step 6: Final answer
    x = 17,129.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.