Home / 30,045.20-41,465.48-17,298.81

Finding the Fourth Proportional to 30,045.20, 41,465.48 and 17,298.81

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Solution

The fourth proportional to 30,045.20, 41,465.48 and 17,298.81 is: 23,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.20 : 41,465.48 = 17,298.81 : x
  2. Step 2: Convert to fraction form
    30,045.20/41,465.48 = 17,298.81/x
  3. Step 3: Cross multiply
    30,045.20x = 41,465.48 × 17,298.81
  4. Step 4: Simplify right side
    30,045.20x = 717,303,373.58
  5. Step 5: Solve for x
    x = 717,303,373.58/30,045.20
  6. Step 6: Final answer
    x = 23,874.15

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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.