Home / 28,559.24-39,465.97-21,473.36

Finding the Fourth Proportional to 28,559.24, 39,465.97 and 21,473.36

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Solution

The fourth proportional to 28,559.24, 39,465.97 and 21,473.36 is: 29,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.24 : 39,465.97 = 21,473.36 : x
  2. Step 2: Convert to fraction form
    28,559.24/39,465.97 = 21,473.36/x
  3. Step 3: Cross multiply
    28,559.24x = 39,465.97 × 21,473.36
  4. Step 4: Simplify right side
    28,559.24x = 847,466,981.56
  5. Step 5: Solve for x
    x = 847,466,981.56/28,559.24
  6. Step 6: Final answer
    x = 29,674.00

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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.