Home / 14,688.90-22,036.14-4,831.02

Finding the Fourth Proportional to 14,688.90, 22,036.14 and 4,831.02

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Solution

The fourth proportional to 14,688.90, 22,036.14 and 4,831.02 is: 7,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,688.90 : 22,036.14 = 4,831.02 : x
  2. Step 2: Convert to fraction form
    14,688.90/22,036.14 = 4,831.02/x
  3. Step 3: Cross multiply
    14,688.90x = 22,036.14 × 4,831.02
  4. Step 4: Simplify right side
    14,688.90x = 106,457,033.06
  5. Step 5: Solve for x
    x = 106,457,033.06/14,688.90
  6. Step 6: Final answer
    x = 7,247.45

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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.