Home / 34,707.24-47,894.10-20,365.14

Finding the Fourth Proportional to 34,707.24, 47,894.10 and 20,365.14

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Solution

The fourth proportional to 34,707.24, 47,894.10 and 20,365.14 is: 28,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,707.24 : 47,894.10 = 20,365.14 : x
  2. Step 2: Convert to fraction form
    34,707.24/47,894.10 = 20,365.14/x
  3. Step 3: Cross multiply
    34,707.24x = 47,894.10 × 20,365.14
  4. Step 4: Simplify right side
    34,707.24x = 975,370,051.67
  5. Step 5: Solve for x
    x = 975,370,051.67/34,707.24
  6. Step 6: Final answer
    x = 28,102.78

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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.