Home / 39,020.68-53,848.54-22,253.68

Finding the Fourth Proportional to 39,020.68, 53,848.54 and 22,253.68

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Solution

The fourth proportional to 39,020.68, 53,848.54 and 22,253.68 is: 30,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.68 : 53,848.54 = 22,253.68 : x
  2. Step 2: Convert to fraction form
    39,020.68/53,848.54 = 22,253.68/x
  3. Step 3: Cross multiply
    39,020.68x = 53,848.54 × 22,253.68
  4. Step 4: Simplify right side
    39,020.68x = 1,198,328,177.63
  5. Step 5: Solve for x
    x = 1,198,328,177.63/39,020.68
  6. Step 6: Final answer
    x = 30,710.08

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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.