Home / 35,700.90-49,265.58-19,785.06

Finding the Fourth Proportional to 35,700.90, 49,265.58 and 19,785.06

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Solution

The fourth proportional to 35,700.90, 49,265.58 and 19,785.06 is: 27,302.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,700.90 : 49,265.58 = 19,785.06 : x
  2. Step 2: Convert to fraction form
    35,700.90/49,265.58 = 19,785.06/x
  3. Step 3: Cross multiply
    35,700.90x = 49,265.58 × 19,785.06
  4. Step 4: Simplify right side
    35,700.90x = 974,722,456.23
  5. Step 5: Solve for x
    x = 974,722,456.23/35,700.90
  6. Step 6: Final answer
    x = 27,302.46

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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.