Home / 16,875.08-25,310.04-5,779.20

Finding the Fourth Proportional to 16,875.08, 25,310.04 and 5,779.20

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Solution

The fourth proportional to 16,875.08, 25,310.04 and 5,779.20 is: 8,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.08 : 25,310.04 = 5,779.20 : x
  2. Step 2: Convert to fraction form
    16,875.08/25,310.04 = 5,779.20/x
  3. Step 3: Cross multiply
    16,875.08x = 25,310.04 × 5,779.20
  4. Step 4: Simplify right side
    16,875.08x = 146,271,783.17
  5. Step 5: Solve for x
    x = 146,271,783.17/16,875.08
  6. Step 6: Final answer
    x = 8,667.92

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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.