Home / 27,582.96-38,064.72-15,646.32

Finding the Fourth Proportional to 27,582.96, 38,064.72 and 15,646.32

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Solution

The fourth proportional to 27,582.96, 38,064.72 and 15,646.32 is: 21,592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.96 : 38,064.72 = 15,646.32 : x
  2. Step 2: Convert to fraction form
    27,582.96/38,064.72 = 15,646.32/x
  3. Step 3: Cross multiply
    27,582.96x = 38,064.72 × 15,646.32
  4. Step 4: Simplify right side
    27,582.96x = 595,572,789.83
  5. Step 5: Solve for x
    x = 595,572,789.83/27,582.96
  6. Step 6: Final answer
    x = 21,592.06

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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.