Home / 43,458.30-65,187.45-39,084.30

Finding the Fourth Proportional to 43,458.30, 65,187.45 and 39,084.30

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Solution

The fourth proportional to 43,458.30, 65,187.45 and 39,084.30 is: 58,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,458.30 : 65,187.45 = 39,084.30 : x
  2. Step 2: Convert to fraction form
    43,458.30/65,187.45 = 39,084.30/x
  3. Step 3: Cross multiply
    43,458.30x = 65,187.45 × 39,084.30
  4. Step 4: Simplify right side
    43,458.30x = 2,547,805,852.04
  5. Step 5: Solve for x
    x = 2,547,805,852.04/43,458.30
  6. Step 6: Final answer
    x = 58,626.45

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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.