Home / 25,038.36-34,552.94-13,708.59

Finding the Fourth Proportional to 25,038.36, 34,552.94 and 13,708.59

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Solution

The fourth proportional to 25,038.36, 34,552.94 and 13,708.59 is: 18,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038.36 : 34,552.94 = 13,708.59 : x
  2. Step 2: Convert to fraction form
    25,038.36/34,552.94 = 13,708.59/x
  3. Step 3: Cross multiply
    25,038.36x = 34,552.94 × 13,708.59
  4. Step 4: Simplify right side
    25,038.36x = 473,671,992.45
  5. Step 5: Solve for x
    x = 473,671,992.45/25,038.36
  6. Step 6: Final answer
    x = 18,917.85

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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.