Home / 52,752.60-72,798.46-28,879.06

Finding the Fourth Proportional to 52,752.60, 72,798.46 and 28,879.06

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Solution

The fourth proportional to 52,752.60, 72,798.46 and 28,879.06 is: 39,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,752.60 : 72,798.46 = 28,879.06 : x
  2. Step 2: Convert to fraction form
    52,752.60/72,798.46 = 28,879.06/x
  3. Step 3: Cross multiply
    52,752.60x = 72,798.46 × 28,879.06
  4. Step 4: Simplify right side
    52,752.60x = 2,102,351,094.25
  5. Step 5: Solve for x
    x = 2,102,351,094.25/52,752.60
  6. Step 6: Final answer
    x = 39,853.03

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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.