Home / 39,567.11-54,602.60-21,663.23

Finding the Fourth Proportional to 39,567.11, 54,602.60 and 21,663.23

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Solution

The fourth proportional to 39,567.11, 54,602.60 and 21,663.23 is: 29,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,567.11 : 54,602.60 = 21,663.23 : x
  2. Step 2: Convert to fraction form
    39,567.11/54,602.60 = 21,663.23/x
  3. Step 3: Cross multiply
    39,567.11x = 54,602.60 × 21,663.23
  4. Step 4: Simplify right side
    39,567.11x = 1,182,868,301.07
  5. Step 5: Solve for x
    x = 1,182,868,301.07/39,567.11
  6. Step 6: Final answer
    x = 29,895.25

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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.