Home / 34,091.51-47,046.32-18,987.08

Finding the Fourth Proportional to 34,091.51, 47,046.32 and 18,987.08

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Solution

The fourth proportional to 34,091.51, 47,046.32 and 18,987.08 is: 26,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,091.51 : 47,046.32 = 18,987.08 : x
  2. Step 2: Convert to fraction form
    34,091.51/47,046.32 = 18,987.08/x
  3. Step 3: Cross multiply
    34,091.51x = 47,046.32 × 18,987.08
  4. Step 4: Simplify right side
    34,091.51x = 893,271,911.38
  5. Step 5: Solve for x
    x = 893,271,911.38/34,091.51
  6. Step 6: Final answer
    x = 26,202.18

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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.