Home / 12,946.07-19,426.48-5,047.56

Finding the Fourth Proportional to 12,946.07, 19,426.48 and 5,047.56

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Solution

The fourth proportional to 12,946.07, 19,426.48 and 5,047.56 is: 7,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946.07 : 19,426.48 = 5,047.56 : x
  2. Step 2: Convert to fraction form
    12,946.07/19,426.48 = 5,047.56/x
  3. Step 3: Cross multiply
    12,946.07x = 19,426.48 × 5,047.56
  4. Step 4: Simplify right side
    12,946.07x = 98,056,323.39
  5. Step 5: Solve for x
    x = 98,056,323.39/12,946.07
  6. Step 6: Final answer
    x = 7,574.22

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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.