Home / 35,904.39-49,549.80-19,988.84

Finding the Fourth Proportional to 35,904.39, 49,549.80 and 19,988.84

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Solution

The fourth proportional to 35,904.39, 49,549.80 and 19,988.84 is: 27,585.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.39 : 49,549.80 = 19,988.84 : x
  2. Step 2: Convert to fraction form
    35,904.39/49,549.80 = 19,988.84/x
  3. Step 3: Cross multiply
    35,904.39x = 49,549.80 × 19,988.84
  4. Step 4: Simplify right side
    35,904.39x = 990,443,024.23
  5. Step 5: Solve for x
    x = 990,443,024.23/35,904.39
  6. Step 6: Final answer
    x = 27,585.57

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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.