Home / 28,848.48-39,811.76-17,664.16

Finding the Fourth Proportional to 28,848.48, 39,811.76 and 17,664.16

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Solution

The fourth proportional to 28,848.48, 39,811.76 and 17,664.16 is: 24,377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.48 : 39,811.76 = 17,664.16 : x
  2. Step 2: Convert to fraction form
    28,848.48/39,811.76 = 17,664.16/x
  3. Step 3: Cross multiply
    28,848.48x = 39,811.76 × 17,664.16
  4. Step 4: Simplify right side
    28,848.48x = 703,241,298.52
  5. Step 5: Solve for x
    x = 703,241,298.52/28,848.48
  6. Step 6: Final answer
    x = 24,377.07

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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.