Home / 65,709.19-98,565.72-25,726.51

Finding the Fourth Proportional to 65,709.19, 98,565.72 and 25,726.51

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Solution

The fourth proportional to 65,709.19, 98,565.72 and 25,726.51 is: 38,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,709.19 : 98,565.72 = 25,726.51 : x
  2. Step 2: Convert to fraction form
    65,709.19/98,565.72 = 25,726.51/x
  3. Step 3: Cross multiply
    65,709.19x = 98,565.72 × 25,726.51
  4. Step 4: Simplify right side
    65,709.19x = 2,535,751,981.24
  5. Step 5: Solve for x
    x = 2,535,751,981.24/65,709.19
  6. Step 6: Final answer
    x = 38,590.52

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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.