Home / 43,246.98-64,440.56-38,530.75

Finding the Fourth Proportional to 43,246.98, 64,440.56 and 38,530.75

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Solution

The fourth proportional to 43,246.98, 64,440.56 and 38,530.75 is: 57,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,246.98 : 64,440.56 = 38,530.75 : x
  2. Step 2: Convert to fraction form
    43,246.98/64,440.56 = 38,530.75/x
  3. Step 3: Cross multiply
    43,246.98x = 64,440.56 × 38,530.75
  4. Step 4: Simplify right side
    43,246.98x = 2,482,943,107.22
  5. Step 5: Solve for x
    x = 2,482,943,107.22/43,246.98
  6. Step 6: Final answer
    x = 57,413.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.