Home / 51,772.36-71,282.18-47,042.50

Finding the Fourth Proportional to 51,772.36, 71,282.18 and 47,042.50

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Solution

The fourth proportional to 51,772.36, 71,282.18 and 47,042.50 is: 64,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.36 : 71,282.18 = 47,042.50 : x
  2. Step 2: Convert to fraction form
    51,772.36/71,282.18 = 47,042.50/x
  3. Step 3: Cross multiply
    51,772.36x = 71,282.18 × 47,042.50
  4. Step 4: Simplify right side
    51,772.36x = 3,353,291,952.65
  5. Step 5: Solve for x
    x = 3,353,291,952.65/51,772.36
  6. Step 6: Final answer
    x = 64,769.93

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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.