Home / 28,062.06-38,727.54-16,130.16

Finding the Fourth Proportional to 28,062.06, 38,727.54 and 16,130.16

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Solution

The fourth proportional to 28,062.06, 38,727.54 and 16,130.16 is: 22,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.06 : 38,727.54 = 16,130.16 : x
  2. Step 2: Convert to fraction form
    28,062.06/38,727.54 = 16,130.16/x
  3. Step 3: Cross multiply
    28,062.06x = 38,727.54 × 16,130.16
  4. Step 4: Simplify right side
    28,062.06x = 624,681,416.61
  5. Step 5: Solve for x
    x = 624,681,416.61/28,062.06
  6. Step 6: Final answer
    x = 22,260.71

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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.