Home / 30,839.04-46,277.02-13,308.88

Finding the Fourth Proportional to 30,839.04, 46,277.02 and 13,308.88

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Solution

The fourth proportional to 30,839.04, 46,277.02 and 13,308.88 is: 19,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,839.04 : 46,277.02 = 13,308.88 : x
  2. Step 2: Convert to fraction form
    30,839.04/46,277.02 = 13,308.88/x
  3. Step 3: Cross multiply
    30,839.04x = 46,277.02 × 13,308.88
  4. Step 4: Simplify right side
    30,839.04x = 615,895,305.94
  5. Step 5: Solve for x
    x = 615,895,305.94/30,839.04
  6. Step 6: Final answer
    x = 19,971.29

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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.