Home / 31,653.79-43,681.48-17,506.33

Finding the Fourth Proportional to 31,653.79, 43,681.48 and 17,506.33

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Solution

The fourth proportional to 31,653.79, 43,681.48 and 17,506.33 is: 24,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653.79 : 43,681.48 = 17,506.33 : x
  2. Step 2: Convert to fraction form
    31,653.79/43,681.48 = 17,506.33/x
  3. Step 3: Cross multiply
    31,653.79x = 43,681.48 × 17,506.33
  4. Step 4: Simplify right side
    31,653.79x = 764,702,403.77
  5. Step 5: Solve for x
    x = 764,702,403.77/31,653.79
  6. Step 6: Final answer
    x = 24,158.32

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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.