Home / 34,569.55-51,870.47-17,920.50

Finding the Fourth Proportional to 34,569.55, 51,870.47 and 17,920.50

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Solution

The fourth proportional to 34,569.55, 51,870.47 and 17,920.50 is: 26,889.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,569.55 : 51,870.47 = 17,920.50 : x
  2. Step 2: Convert to fraction form
    34,569.55/51,870.47 = 17,920.50/x
  3. Step 3: Cross multiply
    34,569.55x = 51,870.47 × 17,920.50
  4. Step 4: Simplify right side
    34,569.55x = 929,544,765.29
  5. Step 5: Solve for x
    x = 929,544,765.29/34,569.55
  6. Step 6: Final answer
    x = 26,889.12

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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.