Home / 34,812.80-48,041.91-18,897.25

Finding the Fourth Proportional to 34,812.80, 48,041.91 and 18,897.25

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Solution

The fourth proportional to 34,812.80, 48,041.91 and 18,897.25 is: 26,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,812.80 : 48,041.91 = 18,897.25 : x
  2. Step 2: Convert to fraction form
    34,812.80/48,041.91 = 18,897.25/x
  3. Step 3: Cross multiply
    34,812.80x = 48,041.91 × 18,897.25
  4. Step 4: Simplify right side
    34,812.80x = 907,859,983.75
  5. Step 5: Solve for x
    x = 907,859,983.75/34,812.80
  6. Step 6: Final answer
    x = 26,078.34

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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.