Home / 39,721.25-59,590.08-11,642.23

Finding the Fourth Proportional to 39,721.25, 59,590.08 and 11,642.23

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Solution

The fourth proportional to 39,721.25, 59,590.08 and 11,642.23 is: 17,465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,721.25 : 59,590.08 = 11,642.23 : x
  2. Step 2: Convert to fraction form
    39,721.25/59,590.08 = 11,642.23/x
  3. Step 3: Cross multiply
    39,721.25x = 59,590.08 × 11,642.23
  4. Step 4: Simplify right side
    39,721.25x = 693,761,268.10
  5. Step 5: Solve for x
    x = 693,761,268.10/39,721.25
  6. Step 6: Final answer
    x = 17,465.75

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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.