Home / 13,235.47-19,851.97-4,470.46

Finding the Fourth Proportional to 13,235.47, 19,851.97 and 4,470.46

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Solution

The fourth proportional to 13,235.47, 19,851.97 and 4,470.46 is: 6,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.47 : 19,851.97 = 4,470.46 : x
  2. Step 2: Convert to fraction form
    13,235.47/19,851.97 = 4,470.46/x
  3. Step 3: Cross multiply
    13,235.47x = 19,851.97 × 4,470.46
  4. Step 4: Simplify right side
    13,235.47x = 88,747,437.81
  5. Step 5: Solve for x
    x = 88,747,437.81/13,235.47
  6. Step 6: Final answer
    x = 6,705.27

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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.