Home / 14,411.70-21,619.34-4,925.60

Finding the Fourth Proportional to 14,411.70, 21,619.34 and 4,925.60

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Solution

The fourth proportional to 14,411.70, 21,619.34 and 4,925.60 is: 7,389.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.70 : 21,619.34 = 4,925.60 : x
  2. Step 2: Convert to fraction form
    14,411.70/21,619.34 = 4,925.60/x
  3. Step 3: Cross multiply
    14,411.70x = 21,619.34 × 4,925.60
  4. Step 4: Simplify right side
    14,411.70x = 106,488,088.38
  5. Step 5: Solve for x
    x = 106,488,088.38/14,411.70
  6. Step 6: Final answer
    x = 7,389.00

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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.