Home / 38,284.16-57,421.67-10,206.32

Finding the Fourth Proportional to 38,284.16, 57,421.67 and 10,206.32

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Solution

The fourth proportional to 38,284.16, 57,421.67 and 10,206.32 is: 15,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,284.16 : 57,421.67 = 10,206.32 : x
  2. Step 2: Convert to fraction form
    38,284.16/57,421.67 = 10,206.32/x
  3. Step 3: Cross multiply
    38,284.16x = 57,421.67 × 10,206.32
  4. Step 4: Simplify right side
    38,284.16x = 586,063,938.95
  5. Step 5: Solve for x
    x = 586,063,938.95/38,284.16
  6. Step 6: Final answer
    x = 15,308.26

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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.