Home / 28,593.63-42,922.64-14,569.56

Finding the Fourth Proportional to 28,593.63, 42,922.64 and 14,569.56

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Solution

The fourth proportional to 28,593.63, 42,922.64 and 14,569.56 is: 21,870.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.63 : 42,922.64 = 14,569.56 : x
  2. Step 2: Convert to fraction form
    28,593.63/42,922.64 = 14,569.56/x
  3. Step 3: Cross multiply
    28,593.63x = 42,922.64 × 14,569.56
  4. Step 4: Simplify right side
    28,593.63x = 625,364,015.26
  5. Step 5: Solve for x
    x = 625,364,015.26/28,593.63
  6. Step 6: Final answer
    x = 21,870.75

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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.