Home / 52,427.68-72,351.02-28,554.34

Finding the Fourth Proportional to 52,427.68, 72,351.02 and 28,554.34

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Solution

The fourth proportional to 52,427.68, 72,351.02 and 28,554.34 is: 39,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,427.68 : 72,351.02 = 28,554.34 : x
  2. Step 2: Convert to fraction form
    52,427.68/72,351.02 = 28,554.34/x
  3. Step 3: Cross multiply
    52,427.68x = 72,351.02 × 28,554.34
  4. Step 4: Simplify right side
    52,427.68x = 2,065,935,624.43
  5. Step 5: Solve for x
    x = 2,065,935,624.43/52,427.68
  6. Step 6: Final answer
    x = 39,405.44

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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.