Home / 14,541.89-21,802.23-6,640.13

Finding the Fourth Proportional to 14,541.89, 21,802.23 and 6,640.13

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Solution

The fourth proportional to 14,541.89, 21,802.23 and 6,640.13 is: 9,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.89 : 21,802.23 = 6,640.13 : x
  2. Step 2: Convert to fraction form
    14,541.89/21,802.23 = 6,640.13/x
  3. Step 3: Cross multiply
    14,541.89x = 21,802.23 × 6,640.13
  4. Step 4: Simplify right side
    14,541.89x = 144,769,696.00
  5. Step 5: Solve for x
    x = 144,769,696.00/14,541.89
  6. Step 6: Final answer
    x = 9,955.36

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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.