Home / 42,841.14-64,263.84-11,251.35

Finding the Fourth Proportional to 42,841.14, 64,263.84 and 11,251.35

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Solution

The fourth proportional to 42,841.14, 64,263.84 and 11,251.35 is: 16,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,841.14 : 64,263.84 = 11,251.35 : x
  2. Step 2: Convert to fraction form
    42,841.14/64,263.84 = 11,251.35/x
  3. Step 3: Cross multiply
    42,841.14x = 64,263.84 × 11,251.35
  4. Step 4: Simplify right side
    42,841.14x = 723,054,956.18
  5. Step 5: Solve for x
    x = 723,054,956.18/42,841.14
  6. Step 6: Final answer
    x = 16,877.58

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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.