Home / 25,285.06-34,886.19-15,208.46

Finding the Fourth Proportional to 25,285.06, 34,886.19 and 15,208.46

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Solution

The fourth proportional to 25,285.06, 34,886.19 and 15,208.46 is: 20,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.06 : 34,886.19 = 15,208.46 : x
  2. Step 2: Convert to fraction form
    25,285.06/34,886.19 = 15,208.46/x
  3. Step 3: Cross multiply
    25,285.06x = 34,886.19 × 15,208.46
  4. Step 4: Simplify right side
    25,285.06x = 530,565,225.17
  5. Step 5: Solve for x
    x = 530,565,225.17/25,285.06
  6. Step 6: Final answer
    x = 20,983.35

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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.