Home / 59,570.28-89,219.34-28,427.40

Finding the Fourth Proportional to 59,570.28, 89,219.34 and 28,427.40

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Solution

The fourth proportional to 59,570.28, 89,219.34 and 28,427.40 is: 42,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,570.28 : 89,219.34 = 28,427.40 : x
  2. Step 2: Convert to fraction form
    59,570.28/89,219.34 = 28,427.40/x
  3. Step 3: Cross multiply
    59,570.28x = 89,219.34 × 28,427.40
  4. Step 4: Simplify right side
    59,570.28x = 2,536,273,865.92
  5. Step 5: Solve for x
    x = 2,536,273,865.92/59,570.28
  6. Step 6: Final answer
    x = 42,576.16

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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.