Home / 25,668.38-38,492.84-10,077.50

Finding the Fourth Proportional to 25,668.38, 38,492.84 and 10,077.50

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Solution

The fourth proportional to 25,668.38, 38,492.84 and 10,077.50 is: 15,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.38 : 38,492.84 = 10,077.50 : x
  2. Step 2: Convert to fraction form
    25,668.38/38,492.84 = 10,077.50/x
  3. Step 3: Cross multiply
    25,668.38x = 38,492.84 × 10,077.50
  4. Step 4: Simplify right side
    25,668.38x = 387,911,595.10
  5. Step 5: Solve for x
    x = 387,911,595.10/25,668.38
  6. Step 6: Final answer
    x = 15,112.43

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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.