Home / 13,330.38-19,995.66-4,565.36

Finding the Fourth Proportional to 13,330.38, 19,995.66 and 4,565.36

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Solution

The fourth proportional to 13,330.38, 19,995.66 and 4,565.36 is: 6,848.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.38 : 19,995.66 = 4,565.36 : x
  2. Step 2: Convert to fraction form
    13,330.38/19,995.66 = 4,565.36/x
  3. Step 3: Cross multiply
    13,330.38x = 19,995.66 × 4,565.36
  4. Step 4: Simplify right side
    13,330.38x = 91,287,386.34
  5. Step 5: Solve for x
    x = 91,287,386.34/13,330.38
  6. Step 6: Final answer
    x = 6,848.07

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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.