Home / 14,728.37-22,129.45-13,842.63

Finding the Fourth Proportional to 14,728.37, 22,129.45 and 13,842.63

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Solution

The fourth proportional to 14,728.37, 22,129.45 and 13,842.63 is: 20,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.37 : 22,129.45 = 13,842.63 : x
  2. Step 2: Convert to fraction form
    14,728.37/22,129.45 = 13,842.63/x
  3. Step 3: Cross multiply
    14,728.37x = 22,129.45 × 13,842.63
  4. Step 4: Simplify right side
    14,728.37x = 306,329,831.71
  5. Step 5: Solve for x
    x = 306,329,831.71/14,728.37
  6. Step 6: Final answer
    x = 20,798.63

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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.