Home / 38,440.29-53,045.01-22,308.08

Finding the Fourth Proportional to 38,440.29, 53,045.01 and 22,308.08

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Solution

The fourth proportional to 38,440.29, 53,045.01 and 22,308.08 is: 30,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.29 : 53,045.01 = 22,308.08 : x
  2. Step 2: Convert to fraction form
    38,440.29/53,045.01 = 22,308.08/x
  3. Step 3: Cross multiply
    38,440.29x = 53,045.01 × 22,308.08
  4. Step 4: Simplify right side
    38,440.29x = 1,183,332,061.46
  5. Step 5: Solve for x
    x = 1,183,332,061.46/38,440.29
  6. Step 6: Final answer
    x = 30,783.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.