Home / 84,346.90-126,521.70-22,017.40

Finding the Fourth Proportional to 84,346.90, 126,521.70 and 22,017.40

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Solution

The fourth proportional to 84,346.90, 126,521.70 and 22,017.40 is: 33,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,346.90 : 126,521.70 = 22,017.40 : x
  2. Step 2: Convert to fraction form
    84,346.90/126,521.70 = 22,017.40/x
  3. Step 3: Cross multiply
    84,346.90x = 126,521.70 × 22,017.40
  4. Step 4: Simplify right side
    84,346.90x = 2,785,678,877.58
  5. Step 5: Solve for x
    x = 2,785,678,877.58/84,346.90
  6. Step 6: Final answer
    x = 33,026.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.