Home / 28,715.58-39,636.54-26,484.84

Finding the Fourth Proportional to 28,715.58, 39,636.54 and 26,484.84

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Solution

The fourth proportional to 28,715.58, 39,636.54 and 26,484.84 is: 36,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,715.58 : 39,636.54 = 26,484.84 : x
  2. Step 2: Convert to fraction form
    28,715.58/39,636.54 = 26,484.84/x
  3. Step 3: Cross multiply
    28,715.58x = 39,636.54 × 26,484.84
  4. Step 4: Simplify right side
    28,715.58x = 1,049,767,420.05
  5. Step 5: Solve for x
    x = 1,049,767,420.05/28,715.58
  6. Step 6: Final answer
    x = 36,557.42

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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.