Home / 19,628.89-29,437.35-5,590.06

Finding the Fourth Proportional to 19,628.89, 29,437.35 and 5,590.06

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Solution

The fourth proportional to 19,628.89, 29,437.35 and 5,590.06 is: 8,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.89 : 29,437.35 = 5,590.06 : x
  2. Step 2: Convert to fraction form
    19,628.89/29,437.35 = 5,590.06/x
  3. Step 3: Cross multiply
    19,628.89x = 29,437.35 × 5,590.06
  4. Step 4: Simplify right side
    19,628.89x = 164,556,552.74
  5. Step 5: Solve for x
    x = 164,556,552.74/19,628.89
  6. Step 6: Final answer
    x = 8,383.39

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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.