Home / 17,800.07-26,681.54-7,946.28

Finding the Fourth Proportional to 17,800.07, 26,681.54 and 7,946.28

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Solution

The fourth proportional to 17,800.07, 26,681.54 and 7,946.28 is: 11,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.07 : 26,681.54 = 7,946.28 : x
  2. Step 2: Convert to fraction form
    17,800.07/26,681.54 = 7,946.28/x
  3. Step 3: Cross multiply
    17,800.07x = 26,681.54 × 7,946.28
  4. Step 4: Simplify right side
    17,800.07x = 212,018,947.94
  5. Step 5: Solve for x
    x = 212,018,947.94/17,800.07
  6. Step 6: Final answer
    x = 11,911.13

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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.