Home / 39,706.64-59,561.24-19,974.40

Finding the Fourth Proportional to 39,706.64, 59,561.24 and 19,974.40

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Solution

The fourth proportional to 39,706.64, 59,561.24 and 19,974.40 is: 29,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.64 : 59,561.24 = 19,974.40 : x
  2. Step 2: Convert to fraction form
    39,706.64/59,561.24 = 19,974.40/x
  3. Step 3: Cross multiply
    39,706.64x = 59,561.24 × 19,974.40
  4. Step 4: Simplify right side
    39,706.64x = 1,189,700,032.26
  5. Step 5: Solve for x
    x = 1,189,700,032.26/39,706.64
  6. Step 6: Final answer
    x = 29,962.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.