Home / 13,275.48-19,913.22-4,955.16

Finding the Fourth Proportional to 13,275.48, 19,913.22 and 4,955.16

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Solution

The fourth proportional to 13,275.48, 19,913.22 and 4,955.16 is: 7,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,275.48 : 19,913.22 = 4,955.16 : x
  2. Step 2: Convert to fraction form
    13,275.48/19,913.22 = 4,955.16/x
  3. Step 3: Cross multiply
    13,275.48x = 19,913.22 × 4,955.16
  4. Step 4: Simplify right side
    13,275.48x = 98,673,191.22
  5. Step 5: Solve for x
    x = 98,673,191.22/13,275.48
  6. Step 6: Final answer
    x = 7,432.74

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Similar ratio
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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.