Home / 38,628.69-53,308.90-22,714.62

Finding the Fourth Proportional to 38,628.69, 53,308.90 and 22,714.62

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Solution

The fourth proportional to 38,628.69, 53,308.90 and 22,714.62 is: 31,346.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,628.69 : 53,308.90 = 22,714.62 : x
  2. Step 2: Convert to fraction form
    38,628.69/53,308.90 = 22,714.62/x
  3. Step 3: Cross multiply
    38,628.69x = 53,308.90 × 22,714.62
  4. Step 4: Simplify right side
    38,628.69x = 1,210,891,406.12
  5. Step 5: Solve for x
    x = 1,210,891,406.12/38,628.69
  6. Step 6: Final answer
    x = 31,346.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.