Home / 52,526.30-78,801-19,246.68

Finding the Fourth Proportional to 52,526.30, 78,801 and 19,246.68

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Solution

The fourth proportional to 52,526.30, 78,801 and 19,246.68 is: 28,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,526.30 : 78,801 = 19,246.68 : x
  2. Step 2: Convert to fraction form
    52,526.30/78,801 = 19,246.68/x
  3. Step 3: Cross multiply
    52,526.30x = 78,801 × 19,246.68
  4. Step 4: Simplify right side
    52,526.30x = 1,516,657,630.68
  5. Step 5: Solve for x
    x = 1,516,657,630.68/52,526.30
  6. Step 6: Final answer
    x = 28,874.25

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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.