Home / 25,083.40-34,618.60-15,526.34

Finding the Fourth Proportional to 25,083.40, 34,618.60 and 15,526.34

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Solution

The fourth proportional to 25,083.40, 34,618.60 and 15,526.34 is: 21,428.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,083.40 : 34,618.60 = 15,526.34 : x
  2. Step 2: Convert to fraction form
    25,083.40/34,618.60 = 15,526.34/x
  3. Step 3: Cross multiply
    25,083.40x = 34,618.60 × 15,526.34
  4. Step 4: Simplify right side
    25,083.40x = 537,500,153.92
  5. Step 5: Solve for x
    x = 537,500,153.92/25,083.40
  6. Step 6: Final answer
    x = 21,428.52

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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.