Home / 16,581.18-24,875.40-7,816.16

Finding the Fourth Proportional to 16,581.18, 24,875.40 and 7,816.16

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Solution

The fourth proportional to 16,581.18, 24,875.40 and 7,816.16 is: 11,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.18 : 24,875.40 = 7,816.16 : x
  2. Step 2: Convert to fraction form
    16,581.18/24,875.40 = 7,816.16/x
  3. Step 3: Cross multiply
    16,581.18x = 24,875.40 × 7,816.16
  4. Step 4: Simplify right side
    16,581.18x = 194,430,106.46
  5. Step 5: Solve for x
    x = 194,430,106.46/16,581.18
  6. Step 6: Final answer
    x = 11,725.95

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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.