Home / 14,155.08-19,526.04-8,488.32

Finding the Fourth Proportional to 14,155.08, 19,526.04 and 8,488.32

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Solution

The fourth proportional to 14,155.08, 19,526.04 and 8,488.32 is: 11,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.08 : 19,526.04 = 8,488.32 : x
  2. Step 2: Convert to fraction form
    14,155.08/19,526.04 = 8,488.32/x
  3. Step 3: Cross multiply
    14,155.08x = 19,526.04 × 8,488.32
  4. Step 4: Simplify right side
    14,155.08x = 165,743,275.85
  5. Step 5: Solve for x
    x = 165,743,275.85/14,155.08
  6. Step 6: Final answer
    x = 11,709.10

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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.