Home / 53,360.49-80,042.18-13,916.73

Finding the Fourth Proportional to 53,360.49, 80,042.18 and 13,916.73

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Solution

The fourth proportional to 53,360.49, 80,042.18 and 13,916.73 is: 20,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,360.49 : 80,042.18 = 13,916.73 : x
  2. Step 2: Convert to fraction form
    53,360.49/80,042.18 = 13,916.73/x
  3. Step 3: Cross multiply
    53,360.49x = 80,042.18 × 13,916.73
  4. Step 4: Simplify right side
    53,360.49x = 1,113,925,338.09
  5. Step 5: Solve for x
    x = 1,113,925,338.09/53,360.49
  6. Step 6: Final answer
    x = 20,875.47

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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.