Home / 22,148.93-30,564.40-12,077.29

Finding the Fourth Proportional to 22,148.93, 30,564.40 and 12,077.29

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Solution

The fourth proportional to 22,148.93, 30,564.40 and 12,077.29 is: 16,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.93 : 30,564.40 = 12,077.29 : x
  2. Step 2: Convert to fraction form
    22,148.93/30,564.40 = 12,077.29/x
  3. Step 3: Cross multiply
    22,148.93x = 30,564.40 × 12,077.29
  4. Step 4: Simplify right side
    22,148.93x = 369,135,122.48
  5. Step 5: Solve for x
    x = 369,135,122.48/22,148.93
  6. Step 6: Final answer
    x = 16,666.05

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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.