Home / 15,490.79-23,224.73-4,954.71

Finding the Fourth Proportional to 15,490.79, 23,224.73 and 4,954.71

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Solution

The fourth proportional to 15,490.79, 23,224.73 and 4,954.71 is: 7,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.79 : 23,224.73 = 4,954.71 : x
  2. Step 2: Convert to fraction form
    15,490.79/23,224.73 = 4,954.71/x
  3. Step 3: Cross multiply
    15,490.79x = 23,224.73 × 4,954.71
  4. Step 4: Simplify right side
    15,490.79x = 115,071,814.37
  5. Step 5: Solve for x
    x = 115,071,814.37/15,490.79
  6. Step 6: Final answer
    x = 7,428.40

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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.