Home / 25,226.92-34,798.26-15,779.08

Finding the Fourth Proportional to 25,226.92, 34,798.26 and 15,779.08

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Solution

The fourth proportional to 25,226.92, 34,798.26 and 15,779.08 is: 21,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,226.92 : 34,798.26 = 15,779.08 : x
  2. Step 2: Convert to fraction form
    25,226.92/34,798.26 = 15,779.08/x
  3. Step 3: Cross multiply
    25,226.92x = 34,798.26 × 15,779.08
  4. Step 4: Simplify right side
    25,226.92x = 549,084,528.40
  5. Step 5: Solve for x
    x = 549,084,528.40/25,226.92
  6. Step 6: Final answer
    x = 21,765.82

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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.