Home / 22,204.80-30,434.40-22,051.20

Finding the Fourth Proportional to 22,204.80, 30,434.40 and 22,051.20

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Solution

The fourth proportional to 22,204.80, 30,434.40 and 22,051.20 is: 30,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.80 : 30,434.40 = 22,051.20 : x
  2. Step 2: Convert to fraction form
    22,204.80/30,434.40 = 22,051.20/x
  3. Step 3: Cross multiply
    22,204.80x = 30,434.40 × 22,051.20
  4. Step 4: Simplify right side
    22,204.80x = 671,115,041.28
  5. Step 5: Solve for x
    x = 671,115,041.28/22,204.80
  6. Step 6: Final answer
    x = 30,223.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.