Home / 25,013.06-34,528.65-15,586.28

Finding the Fourth Proportional to 25,013.06, 34,528.65 and 15,586.28

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Solution

The fourth proportional to 25,013.06, 34,528.65 and 15,586.28 is: 21,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.06 : 34,528.65 = 15,586.28 : x
  2. Step 2: Convert to fraction form
    25,013.06/34,528.65 = 15,586.28/x
  3. Step 3: Cross multiply
    25,013.06x = 34,528.65 × 15,586.28
  4. Step 4: Simplify right side
    25,013.06x = 538,173,206.92
  5. Step 5: Solve for x
    x = 538,173,206.92/25,013.06
  6. Step 6: Final answer
    x = 21,515.69

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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.