Home / 19,275.71-26,602.83-11,318.67

Finding the Fourth Proportional to 19,275.71, 26,602.83 and 11,318.67

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Solution

The fourth proportional to 19,275.71, 26,602.83 and 11,318.67 is: 15,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.71 : 26,602.83 = 11,318.67 : x
  2. Step 2: Convert to fraction form
    19,275.71/26,602.83 = 11,318.67/x
  3. Step 3: Cross multiply
    19,275.71x = 26,602.83 × 11,318.67
  4. Step 4: Simplify right side
    19,275.71x = 301,108,653.84
  5. Step 5: Solve for x
    x = 301,108,653.84/19,275.71
  6. Step 6: Final answer
    x = 15,621.15

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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.