Home / 19,182.10-28,767.48-8,646.04

Finding the Fourth Proportional to 19,182.10, 28,767.48 and 8,646.04

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Solution

The fourth proportional to 19,182.10, 28,767.48 and 8,646.04 is: 12,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.10 : 28,767.48 = 8,646.04 : x
  2. Step 2: Convert to fraction form
    19,182.10/28,767.48 = 8,646.04/x
  3. Step 3: Cross multiply
    19,182.10x = 28,767.48 × 8,646.04
  4. Step 4: Simplify right side
    19,182.10x = 248,724,782.78
  5. Step 5: Solve for x
    x = 248,724,782.78/19,182.10
  6. Step 6: Final answer
    x = 12,966.50

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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.