Home / 35,638.93-53,470.27-11,948.82

Finding the Fourth Proportional to 35,638.93, 53,470.27 and 11,948.82

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Solution

The fourth proportional to 35,638.93, 53,470.27 and 11,948.82 is: 17,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.93 : 53,470.27 = 11,948.82 : x
  2. Step 2: Convert to fraction form
    35,638.93/53,470.27 = 11,948.82/x
  3. Step 3: Cross multiply
    35,638.93x = 53,470.27 × 11,948.82
  4. Step 4: Simplify right side
    35,638.93x = 638,906,631.58
  5. Step 5: Solve for x
    x = 638,906,631.58/35,638.93
  6. Step 6: Final answer
    x = 17,927.21

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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.