Home / 35,412.12-48,867.27-20,294.25

Finding the Fourth Proportional to 35,412.12, 48,867.27 and 20,294.25

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Solution

The fourth proportional to 35,412.12, 48,867.27 and 20,294.25 is: 28,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.12 : 48,867.27 = 20,294.25 : x
  2. Step 2: Convert to fraction form
    35,412.12/48,867.27 = 20,294.25/x
  3. Step 3: Cross multiply
    35,412.12x = 48,867.27 × 20,294.25
  4. Step 4: Simplify right side
    35,412.12x = 991,724,594.20
  5. Step 5: Solve for x
    x = 991,724,594.20/35,412.12
  6. Step 6: Final answer
    x = 28,005.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.