Home / 14,646.08-20,202.72-12,877.76

Finding the Fourth Proportional to 14,646.08, 20,202.72 and 12,877.76

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Solution

The fourth proportional to 14,646.08, 20,202.72 and 12,877.76 is: 17,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.08 : 20,202.72 = 12,877.76 : x
  2. Step 2: Convert to fraction form
    14,646.08/20,202.72 = 12,877.76/x
  3. Step 3: Cross multiply
    14,646.08x = 20,202.72 × 12,877.76
  4. Step 4: Simplify right side
    14,646.08x = 260,165,779.51
  5. Step 5: Solve for x
    x = 260,165,779.51/14,646.08
  6. Step 6: Final answer
    x = 17,763.51

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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.