Home / 35,703.16-49,268.58-19,787.47

Finding the Fourth Proportional to 35,703.16, 49,268.58 and 19,787.47

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Solution

The fourth proportional to 35,703.16, 49,268.58 and 19,787.47 is: 27,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,703.16 : 49,268.58 = 19,787.47 : x
  2. Step 2: Convert to fraction form
    35,703.16/49,268.58 = 19,787.47/x
  3. Step 3: Cross multiply
    35,703.16x = 49,268.58 × 19,787.47
  4. Step 4: Simplify right side
    35,703.16x = 974,900,548.69
  5. Step 5: Solve for x
    x = 974,900,548.69/35,703.16
  6. Step 6: Final answer
    x = 27,305.72

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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.