Home / 25,061.54-34,590.51-15,628.28

Finding the Fourth Proportional to 25,061.54, 34,590.51 and 15,628.28

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Solution

The fourth proportional to 25,061.54, 34,590.51 and 15,628.28 is: 21,570.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,061.54 : 34,590.51 = 15,628.28 : x
  2. Step 2: Convert to fraction form
    25,061.54/34,590.51 = 15,628.28/x
  3. Step 3: Cross multiply
    25,061.54x = 34,590.51 × 15,628.28
  4. Step 4: Simplify right side
    25,061.54x = 540,590,002.67
  5. Step 5: Solve for x
    x = 540,590,002.67/25,061.54
  6. Step 6: Final answer
    x = 21,570.51

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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.