Home / 23,658.51-32,618.79-15,590.91

Finding the Fourth Proportional to 23,658.51, 32,618.79 and 15,590.91

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Solution

The fourth proportional to 23,658.51, 32,618.79 and 15,590.91 is: 21,495.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,658.51 : 32,618.79 = 15,590.91 : x
  2. Step 2: Convert to fraction form
    23,658.51/32,618.79 = 15,590.91/x
  3. Step 3: Cross multiply
    23,658.51x = 32,618.79 × 15,590.91
  4. Step 4: Simplify right side
    23,658.51x = 508,556,619.20
  5. Step 5: Solve for x
    x = 508,556,619.20/23,658.51
  6. Step 6: Final answer
    x = 21,495.72

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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.