Home / 25,549.49-35,255.86-18,838.74

Finding the Fourth Proportional to 25,549.49, 35,255.86 and 18,838.74

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Solution

The fourth proportional to 25,549.49, 35,255.86 and 18,838.74 is: 25,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,549.49 : 35,255.86 = 18,838.74 : x
  2. Step 2: Convert to fraction form
    25,549.49/35,255.86 = 18,838.74/x
  3. Step 3: Cross multiply
    25,549.49x = 35,255.86 × 18,838.74
  4. Step 4: Simplify right side
    25,549.49x = 664,176,065.13
  5. Step 5: Solve for x
    x = 664,176,065.13/25,549.49
  6. Step 6: Final answer
    x = 25,995.67

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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.