Home / 42,800.40-64,226.52-22,038.48

Finding the Fourth Proportional to 42,800.40, 64,226.52 and 22,038.48

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Solution

The fourth proportional to 42,800.40, 64,226.52 and 22,038.48 is: 33,071.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,800.40 : 64,226.52 = 22,038.48 : x
  2. Step 2: Convert to fraction form
    42,800.40/64,226.52 = 22,038.48/x
  3. Step 3: Cross multiply
    42,800.40x = 64,226.52 × 22,038.48
  4. Step 4: Simplify right side
    42,800.40x = 1,415,454,876.49
  5. Step 5: Solve for x
    x = 1,415,454,876.49/42,800.40
  6. Step 6: Final answer
    x = 33,071.07

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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.