Home / 28,970.54-39,958.71-26,588.19

Finding the Fourth Proportional to 28,970.54, 39,958.71 and 26,588.19

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Solution

The fourth proportional to 28,970.54, 39,958.71 and 26,588.19 is: 36,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970.54 : 39,958.71 = 26,588.19 : x
  2. Step 2: Convert to fraction form
    28,970.54/39,958.71 = 26,588.19/x
  3. Step 3: Cross multiply
    28,970.54x = 39,958.71 × 26,588.19
  4. Step 4: Simplify right side
    28,970.54x = 1,062,429,773.63
  5. Step 5: Solve for x
    x = 1,062,429,773.63/28,970.54
  6. Step 6: Final answer
    x = 36,672.76

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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.