Home / 45,868.86-63,273.40-28,866.76

Finding the Fourth Proportional to 45,868.86, 63,273.40 and 28,866.76

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Solution

The fourth proportional to 45,868.86, 63,273.40 and 28,866.76 is: 39,820.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.86 : 63,273.40 = 28,866.76 : x
  2. Step 2: Convert to fraction form
    45,868.86/63,273.40 = 28,866.76/x
  3. Step 3: Cross multiply
    45,868.86x = 63,273.40 × 28,866.76
  4. Step 4: Simplify right side
    45,868.86x = 1,826,498,052.18
  5. Step 5: Solve for x
    x = 1,826,498,052.18/45,868.86
  6. Step 6: Final answer
    x = 39,820.00

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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.