Home / 47,948.75-66,197.62-42,628.84

Finding the Fourth Proportional to 47,948.75, 66,197.62 and 42,628.84

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Solution

The fourth proportional to 47,948.75, 66,197.62 and 42,628.84 is: 58,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.75 : 66,197.62 = 42,628.84 : x
  2. Step 2: Convert to fraction form
    47,948.75/66,197.62 = 42,628.84/x
  3. Step 3: Cross multiply
    47,948.75x = 66,197.62 × 42,628.84
  4. Step 4: Simplify right side
    47,948.75x = 2,821,927,479.29
  5. Step 5: Solve for x
    x = 2,821,927,479.29/47,948.75
  6. Step 6: Final answer
    x = 58,853.00

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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.