Home / 25,038.48-34,552.94-13,707.75

Finding the Fourth Proportional to 25,038.48, 34,552.94 and 13,707.75

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Solution

The fourth proportional to 25,038.48, 34,552.94 and 13,707.75 is: 18,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038.48 : 34,552.94 = 13,707.75 : x
  2. Step 2: Convert to fraction form
    25,038.48/34,552.94 = 13,707.75/x
  3. Step 3: Cross multiply
    25,038.48x = 34,552.94 × 13,707.75
  4. Step 4: Simplify right side
    25,038.48x = 473,642,994.75
  5. Step 5: Solve for x
    x = 473,642,994.75/25,038.48
  6. Step 6: Final answer
    x = 18,916.60

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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.