Home / 38,364.81-57,547.83-11,711.37

Finding the Fourth Proportional to 38,364.81, 57,547.83 and 11,711.37

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Solution

The fourth proportional to 38,364.81, 57,547.83 and 11,711.37 is: 17,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364.81 : 57,547.83 = 11,711.37 : x
  2. Step 2: Convert to fraction form
    38,364.81/57,547.83 = 11,711.37/x
  3. Step 3: Cross multiply
    38,364.81x = 57,547.83 × 11,711.37
  4. Step 4: Simplify right side
    38,364.81x = 673,963,929.83
  5. Step 5: Solve for x
    x = 673,963,929.83/38,364.81
  6. Step 6: Final answer
    x = 17,567.24

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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.