Home / 35,902.96-49,547.72-19,988.42

Finding the Fourth Proportional to 35,902.96, 49,547.72 and 19,988.42

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Solution

The fourth proportional to 35,902.96, 49,547.72 and 19,988.42 is: 27,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,902.96 : 49,547.72 = 19,988.42 : x
  2. Step 2: Convert to fraction form
    35,902.96/49,547.72 = 19,988.42/x
  3. Step 3: Cross multiply
    35,902.96x = 49,547.72 × 19,988.42
  4. Step 4: Simplify right side
    35,902.96x = 990,380,637.40
  5. Step 5: Solve for x
    x = 990,380,637.40/35,902.96
  6. Step 6: Final answer
    x = 27,584.93

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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.