Home / 28,823.34-42,948.48-25,679.19

Finding the Fourth Proportional to 28,823.34, 42,948.48 and 25,679.19

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Solution

The fourth proportional to 28,823.34, 42,948.48 and 25,679.19 is: 38,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.34 : 42,948.48 = 25,679.19 : x
  2. Step 2: Convert to fraction form
    28,823.34/42,948.48 = 25,679.19/x
  3. Step 3: Cross multiply
    28,823.34x = 42,948.48 × 25,679.19
  4. Step 4: Simplify right side
    28,823.34x = 1,102,882,178.13
  5. Step 5: Solve for x
    x = 1,102,882,178.13/28,823.34
  6. Step 6: Final answer
    x = 38,263.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.