Home / 35,319.75-48,741.33-19,187.15

Finding the Fourth Proportional to 35,319.75, 48,741.33 and 19,187.15

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Solution

The fourth proportional to 35,319.75, 48,741.33 and 19,187.15 is: 26,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,319.75 : 48,741.33 = 19,187.15 : x
  2. Step 2: Convert to fraction form
    35,319.75/48,741.33 = 19,187.15/x
  3. Step 3: Cross multiply
    35,319.75x = 48,741.33 × 19,187.15
  4. Step 4: Simplify right side
    35,319.75x = 935,206,966.20
  5. Step 5: Solve for x
    x = 935,206,966.20/35,319.75
  6. Step 6: Final answer
    x = 26,478.30

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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.