Home / 30,632.68-45,948.84-11,925.74

Finding the Fourth Proportional to 30,632.68, 45,948.84 and 11,925.74

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Solution

The fourth proportional to 30,632.68, 45,948.84 and 11,925.74 is: 17,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632.68 : 45,948.84 = 11,925.74 : x
  2. Step 2: Convert to fraction form
    30,632.68/45,948.84 = 11,925.74/x
  3. Step 3: Cross multiply
    30,632.68x = 45,948.84 × 11,925.74
  4. Step 4: Simplify right side
    30,632.68x = 547,973,919.14
  5. Step 5: Solve for x
    x = 547,973,919.14/30,632.68
  6. Step 6: Final answer
    x = 17,888.54

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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.