Home / 28,050.56-42,065.34-9,327.14

Finding the Fourth Proportional to 28,050.56, 42,065.34 and 9,327.14

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Solution

The fourth proportional to 28,050.56, 42,065.34 and 9,327.14 is: 13,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050.56 : 42,065.34 = 9,327.14 : x
  2. Step 2: Convert to fraction form
    28,050.56/42,065.34 = 9,327.14/x
  3. Step 3: Cross multiply
    28,050.56x = 42,065.34 × 9,327.14
  4. Step 4: Simplify right side
    28,050.56x = 392,349,315.33
  5. Step 5: Solve for x
    x = 392,349,315.33/28,050.56
  6. Step 6: Final answer
    x = 13,987.22

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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.