Home / 45,973.68-63,450.54-28,078.98

Finding the Fourth Proportional to 45,973.68, 63,450.54 and 28,078.98

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Solution

The fourth proportional to 45,973.68, 63,450.54 and 28,078.98 is: 38,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,973.68 : 63,450.54 = 28,078.98 : x
  2. Step 2: Convert to fraction form
    45,973.68/63,450.54 = 28,078.98/x
  3. Step 3: Cross multiply
    45,973.68x = 63,450.54 × 28,078.98
  4. Step 4: Simplify right side
    45,973.68x = 1,781,626,443.65
  5. Step 5: Solve for x
    x = 1,781,626,443.65/45,973.68
  6. Step 6: Final answer
    x = 38,753.18

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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.