Home / 10,831.08-14,950.26-7,299.48

Finding the Fourth Proportional to 10,831.08, 14,950.26 and 7,299.48

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Solution

The fourth proportional to 10,831.08, 14,950.26 and 7,299.48 is: 10,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.08 : 14,950.26 = 7,299.48 : x
  2. Step 2: Convert to fraction form
    10,831.08/14,950.26 = 7,299.48/x
  3. Step 3: Cross multiply
    10,831.08x = 14,950.26 × 7,299.48
  4. Step 4: Simplify right side
    10,831.08x = 109,129,123.86
  5. Step 5: Solve for x
    x = 109,129,123.86/10,831.08
  6. Step 6: Final answer
    x = 10,075.55

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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.