Home / 25,083.89-34,619.29-15,526.84

Finding the Fourth Proportional to 25,083.89, 34,619.29 and 15,526.84

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Solution

The fourth proportional to 25,083.89, 34,619.29 and 15,526.84 is: 21,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,083.89 : 34,619.29 = 15,526.84 : x
  2. Step 2: Convert to fraction form
    25,083.89/34,619.29 = 15,526.84/x
  3. Step 3: Cross multiply
    25,083.89x = 34,619.29 × 15,526.84
  4. Step 4: Simplify right side
    25,083.89x = 537,528,176.74
  5. Step 5: Solve for x
    x = 537,528,176.74/25,083.89
  6. Step 6: Final answer
    x = 21,429.22

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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.