Home / 13,275.54-19,907.18-4,953.33

Finding the Fourth Proportional to 13,275.54, 19,907.18 and 4,953.33

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Solution

The fourth proportional to 13,275.54, 19,907.18 and 4,953.33 is: 7,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,275.54 : 19,907.18 = 4,953.33 : x
  2. Step 2: Convert to fraction form
    13,275.54/19,907.18 = 4,953.33/x
  3. Step 3: Cross multiply
    13,275.54x = 19,907.18 × 4,953.33
  4. Step 4: Simplify right side
    13,275.54x = 98,606,831.91
  5. Step 5: Solve for x
    x = 98,606,831.91/13,275.54
  6. Step 6: Final answer
    x = 7,427.71

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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.