Home / 42,186.84-63,297.72-18,482.13

Finding the Fourth Proportional to 42,186.84, 63,297.72 and 18,482.13

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Solution

The fourth proportional to 42,186.84, 63,297.72 and 18,482.13 is: 27,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,186.84 : 63,297.72 = 18,482.13 : x
  2. Step 2: Convert to fraction form
    42,186.84/63,297.72 = 18,482.13/x
  3. Step 3: Cross multiply
    42,186.84x = 63,297.72 × 18,482.13
  4. Step 4: Simplify right side
    42,186.84x = 1,169,876,689.74
  5. Step 5: Solve for x
    x = 1,169,876,689.74/42,186.84
  6. Step 6: Final answer
    x = 27,730.84

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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.