Home / 15,628.48-23,458.92-10,470.40

Finding the Fourth Proportional to 15,628.48, 23,458.92 and 10,470.40

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Solution

The fourth proportional to 15,628.48, 23,458.92 and 10,470.40 is: 15,716.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.48 : 23,458.92 = 10,470.40 : x
  2. Step 2: Convert to fraction form
    15,628.48/23,458.92 = 10,470.40/x
  3. Step 3: Cross multiply
    15,628.48x = 23,458.92 × 10,470.40
  4. Step 4: Simplify right side
    15,628.48x = 245,624,275.97
  5. Step 5: Solve for x
    x = 245,624,275.97/15,628.48
  6. Step 6: Final answer
    x = 15,716.45

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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.