Home / 14,354.40-21,501.36-6,569.76

Finding the Fourth Proportional to 14,354.40, 21,501.36 and 6,569.76

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Solution

The fourth proportional to 14,354.40, 21,501.36 and 6,569.76 is: 9,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.40 : 21,501.36 = 6,569.76 : x
  2. Step 2: Convert to fraction form
    14,354.40/21,501.36 = 6,569.76/x
  3. Step 3: Cross multiply
    14,354.40x = 21,501.36 × 6,569.76
  4. Step 4: Simplify right side
    14,354.40x = 141,258,774.87
  5. Step 5: Solve for x
    x = 141,258,774.87/14,354.40
  6. Step 6: Final answer
    x = 9,840.80

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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.