Home / 51,092.18-70,506.07-28,430.31

Finding the Fourth Proportional to 51,092.18, 70,506.07 and 28,430.31

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Solution

The fourth proportional to 51,092.18, 70,506.07 and 28,430.31 is: 39,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,092.18 : 70,506.07 = 28,430.31 : x
  2. Step 2: Convert to fraction form
    51,092.18/70,506.07 = 28,430.31/x
  3. Step 3: Cross multiply
    51,092.18x = 70,506.07 × 28,430.31
  4. Step 4: Simplify right side
    51,092.18x = 2,004,509,426.98
  5. Step 5: Solve for x
    x = 2,004,509,426.98/51,092.18
  6. Step 6: Final answer
    x = 39,233.19

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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.