Home / 35,187.28-48,559.20-19,272.40

Finding the Fourth Proportional to 35,187.28, 48,559.20 and 19,272.40

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Solution

The fourth proportional to 35,187.28, 48,559.20 and 19,272.40 is: 26,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.28 : 48,559.20 = 19,272.40 : x
  2. Step 2: Convert to fraction form
    35,187.28/48,559.20 = 19,272.40/x
  3. Step 3: Cross multiply
    35,187.28x = 48,559.20 × 19,272.40
  4. Step 4: Simplify right side
    35,187.28x = 935,852,326.08
  5. Step 5: Solve for x
    x = 935,852,326.08/35,187.28
  6. Step 6: Final answer
    x = 26,596.32

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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.