Home / 38,066.40-57,103.20-10,364.40

Finding the Fourth Proportional to 38,066.40, 57,103.20 and 10,364.40

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Solution

The fourth proportional to 38,066.40, 57,103.20 and 10,364.40 is: 15,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,066.40 : 57,103.20 = 10,364.40 : x
  2. Step 2: Convert to fraction form
    38,066.40/57,103.20 = 10,364.40/x
  3. Step 3: Cross multiply
    38,066.40x = 57,103.20 × 10,364.40
  4. Step 4: Simplify right side
    38,066.40x = 591,840,406.08
  5. Step 5: Solve for x
    x = 591,840,406.08/38,066.40
  6. Step 6: Final answer
    x = 15,547.58

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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.