Home / 19,076.04-26,318.50-12,370.28

Finding the Fourth Proportional to 19,076.04, 26,318.50 and 12,370.28

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Solution

The fourth proportional to 19,076.04, 26,318.50 and 12,370.28 is: 17,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.04 : 26,318.50 = 12,370.28 : x
  2. Step 2: Convert to fraction form
    19,076.04/26,318.50 = 12,370.28/x
  3. Step 3: Cross multiply
    19,076.04x = 26,318.50 × 12,370.28
  4. Step 4: Simplify right side
    19,076.04x = 325,567,214.18
  5. Step 5: Solve for x
    x = 325,567,214.18/19,076.04
  6. Step 6: Final answer
    x = 17,066.81

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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.