Home / 14,430.46-21,632.63-5,663.02

Finding the Fourth Proportional to 14,430.46, 21,632.63 and 5,663.02

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Solution

The fourth proportional to 14,430.46, 21,632.63 and 5,663.02 is: 8,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.46 : 21,632.63 = 5,663.02 : x
  2. Step 2: Convert to fraction form
    14,430.46/21,632.63 = 5,663.02/x
  3. Step 3: Cross multiply
    14,430.46x = 21,632.63 × 5,663.02
  4. Step 4: Simplify right side
    14,430.46x = 122,506,016.34
  5. Step 5: Solve for x
    x = 122,506,016.34/14,430.46
  6. Step 6: Final answer
    x = 8,489.40

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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.