Home / 38,528-53,169.92-23,621.12

Finding the Fourth Proportional to 38,528, 53,169.92 and 23,621.12

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Solution

The fourth proportional to 38,528, 53,169.92 and 23,621.12 is: 32,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,528 : 53,169.92 = 23,621.12 : x
  2. Step 2: Convert to fraction form
    38,528/53,169.92 = 23,621.12/x
  3. Step 3: Cross multiply
    38,528x = 53,169.92 × 23,621.12
  4. Step 4: Simplify right side
    38,528x = 1,255,933,060.71
  5. Step 5: Solve for x
    x = 1,255,933,060.71/38,528
  6. Step 6: Final answer
    x = 32,597.93

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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.