Home / 35,904.20-49,547.10-19,988.96

Finding the Fourth Proportional to 35,904.20, 49,547.10 and 19,988.96

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Solution

The fourth proportional to 35,904.20, 49,547.10 and 19,988.96 is: 27,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.20 : 49,547.10 = 19,988.96 : x
  2. Step 2: Convert to fraction form
    35,904.20/49,547.10 = 19,988.96/x
  3. Step 3: Cross multiply
    35,904.20x = 49,547.10 × 19,988.96
  4. Step 4: Simplify right side
    35,904.20x = 990,395,000.02
  5. Step 5: Solve for x
    x = 990,395,000.02/35,904.20
  6. Step 6: Final answer
    x = 27,584.38

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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.