Home / 52,034.40-77,973.84-28,628.64

Finding the Fourth Proportional to 52,034.40, 77,973.84 and 28,628.64

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Solution

The fourth proportional to 52,034.40, 77,973.84 and 28,628.64 is: 42,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,034.40 : 77,973.84 = 28,628.64 : x
  2. Step 2: Convert to fraction form
    52,034.40/77,973.84 = 28,628.64/x
  3. Step 3: Cross multiply
    52,034.40x = 77,973.84 × 28,628.64
  4. Step 4: Simplify right side
    52,034.40x = 2,232,284,994.78
  5. Step 5: Solve for x
    x = 2,232,284,994.78/52,034.40
  6. Step 6: Final answer
    x = 42,900.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.