Home / 28,559.41-39,426.29-17,954.89

Finding the Fourth Proportional to 28,559.41, 39,426.29 and 17,954.89

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Solution

The fourth proportional to 28,559.41, 39,426.29 and 17,954.89 is: 24,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.41 : 39,426.29 = 17,954.89 : x
  2. Step 2: Convert to fraction form
    28,559.41/39,426.29 = 17,954.89/x
  3. Step 3: Cross multiply
    28,559.41x = 39,426.29 × 17,954.89
  4. Step 4: Simplify right side
    28,559.41x = 707,894,700.06
  5. Step 5: Solve for x
    x = 707,894,700.06/28,559.41
  6. Step 6: Final answer
    x = 24,786.74

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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.