Home / 25,660.84-35,412.06-15,050.68

Finding the Fourth Proportional to 25,660.84, 35,412.06 and 15,050.68

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Solution

The fourth proportional to 25,660.84, 35,412.06 and 15,050.68 is: 20,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,660.84 : 35,412.06 = 15,050.68 : x
  2. Step 2: Convert to fraction form
    25,660.84/35,412.06 = 15,050.68/x
  3. Step 3: Cross multiply
    25,660.84x = 35,412.06 × 15,050.68
  4. Step 4: Simplify right side
    25,660.84x = 532,975,583.20
  5. Step 5: Solve for x
    x = 532,975,583.20/25,660.84
  6. Step 6: Final answer
    x = 20,770.00

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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.