Home / 25,513.04-38,273.01-8,870.92

Finding the Fourth Proportional to 25,513.04, 38,273.01 and 8,870.92

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Solution

The fourth proportional to 25,513.04, 38,273.01 and 8,870.92 is: 13,307.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.04 : 38,273.01 = 8,870.92 : x
  2. Step 2: Convert to fraction form
    25,513.04/38,273.01 = 8,870.92/x
  3. Step 3: Cross multiply
    25,513.04x = 38,273.01 × 8,870.92
  4. Step 4: Simplify right side
    25,513.04x = 339,516,809.87
  5. Step 5: Solve for x
    x = 339,516,809.87/25,513.04
  6. Step 6: Final answer
    x = 13,307.58

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1.5x scale

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.