Home / 51,430.14-77,146.92-17,695.84

Finding the Fourth Proportional to 51,430.14, 77,146.92 and 17,695.84

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Solution

The fourth proportional to 51,430.14, 77,146.92 and 17,695.84 is: 26,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,430.14 : 77,146.92 = 17,695.84 : x
  2. Step 2: Convert to fraction form
    51,430.14/77,146.92 = 17,695.84/x
  3. Step 3: Cross multiply
    51,430.14x = 77,146.92 × 17,695.84
  4. Step 4: Simplify right side
    51,430.14x = 1,365,179,552.81
  5. Step 5: Solve for x
    x = 1,365,179,552.81/51,430.14
  6. Step 6: Final answer
    x = 26,544.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.