Home / 30,544.19-45,808.54-8,358.90

Finding the Fourth Proportional to 30,544.19, 45,808.54 and 8,358.90

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Solution

The fourth proportional to 30,544.19, 45,808.54 and 8,358.90 is: 12,536.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.19 : 45,808.54 = 8,358.90 : x
  2. Step 2: Convert to fraction form
    30,544.19/45,808.54 = 8,358.90/x
  3. Step 3: Cross multiply
    30,544.19x = 45,808.54 × 8,358.90
  4. Step 4: Simplify right side
    30,544.19x = 382,908,812.33
  5. Step 5: Solve for x
    x = 382,908,812.33/30,544.19
  6. Step 6: Final answer
    x = 12,536.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.