Home / 28,938.93-39,943.52-17,010.26

Finding the Fourth Proportional to 28,938.93, 39,943.52 and 17,010.26

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Solution

The fourth proportional to 28,938.93, 39,943.52 and 17,010.26 is: 23,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938.93 : 39,943.52 = 17,010.26 : x
  2. Step 2: Convert to fraction form
    28,938.93/39,943.52 = 17,010.26/x
  3. Step 3: Cross multiply
    28,938.93x = 39,943.52 × 17,010.26
  4. Step 4: Simplify right side
    28,938.93x = 679,449,525.53
  5. Step 5: Solve for x
    x = 679,449,525.53/28,938.93
  6. Step 6: Final answer
    x = 23,478.74

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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.