Home / 42,314.74-63,514.80-18,632.82

Finding the Fourth Proportional to 42,314.74, 63,514.80 and 18,632.82

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Solution

The fourth proportional to 42,314.74, 63,514.80 and 18,632.82 is: 27,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,314.74 : 63,514.80 = 18,632.82 : x
  2. Step 2: Convert to fraction form
    42,314.74/63,514.80 = 18,632.82/x
  3. Step 3: Cross multiply
    42,314.74x = 63,514.80 × 18,632.82
  4. Step 4: Simplify right side
    42,314.74x = 1,183,459,835.74
  5. Step 5: Solve for x
    x = 1,183,459,835.74/42,314.74
  6. Step 6: Final answer
    x = 27,968.03

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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.