Home / 16,875.54-25,302.78-6,484.86

Finding the Fourth Proportional to 16,875.54, 25,302.78 and 6,484.86

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Solution

The fourth proportional to 16,875.54, 25,302.78 and 6,484.86 is: 9,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.54 : 25,302.78 = 6,484.86 : x
  2. Step 2: Convert to fraction form
    16,875.54/25,302.78 = 6,484.86/x
  3. Step 3: Cross multiply
    16,875.54x = 25,302.78 × 6,484.86
  4. Step 4: Simplify right side
    16,875.54x = 164,084,985.91
  5. Step 5: Solve for x
    x = 164,084,985.91/16,875.54
  6. Step 6: Final answer
    x = 9,723.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.