Home / 19,316.84-26,659.86-11,363.72

Finding the Fourth Proportional to 19,316.84, 26,659.86 and 11,363.72

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Solution

The fourth proportional to 19,316.84, 26,659.86 and 11,363.72 is: 15,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.84 : 26,659.86 = 11,363.72 : x
  2. Step 2: Convert to fraction form
    19,316.84/26,659.86 = 11,363.72/x
  3. Step 3: Cross multiply
    19,316.84x = 26,659.86 × 11,363.72
  4. Step 4: Simplify right side
    19,316.84x = 302,955,184.28
  5. Step 5: Solve for x
    x = 302,955,184.28/19,316.84
  6. Step 6: Final answer
    x = 15,683.48

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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.