Home / 16,877.80-25,316.70-8,583.40

Finding the Fourth Proportional to 16,877.80, 25,316.70 and 8,583.40

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Solution

The fourth proportional to 16,877.80, 25,316.70 and 8,583.40 is: 12,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.80 : 25,316.70 = 8,583.40 : x
  2. Step 2: Convert to fraction form
    16,877.80/25,316.70 = 8,583.40/x
  3. Step 3: Cross multiply
    16,877.80x = 25,316.70 × 8,583.40
  4. Step 4: Simplify right side
    16,877.80x = 217,303,362.78
  5. Step 5: Solve for x
    x = 217,303,362.78/16,877.80
  6. Step 6: Final answer
    x = 12,875.10

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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.