Home / 25,037.75-34,551.81-13,707.11

Finding the Fourth Proportional to 25,037.75, 34,551.81 and 13,707.11

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Solution

The fourth proportional to 25,037.75, 34,551.81 and 13,707.11 is: 18,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,037.75 : 34,551.81 = 13,707.11 : x
  2. Step 2: Convert to fraction form
    25,037.75/34,551.81 = 13,707.11/x
  3. Step 3: Cross multiply
    25,037.75x = 34,551.81 × 13,707.11
  4. Step 4: Simplify right side
    25,037.75x = 473,605,460.37
  5. Step 5: Solve for x
    x = 473,605,460.37/25,037.75
  6. Step 6: Final answer
    x = 18,915.66

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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.