Home / 51,022.47-70,388.28-29,792.37

Finding the Fourth Proportional to 51,022.47, 70,388.28 and 29,792.37

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Solution

The fourth proportional to 51,022.47, 70,388.28 and 29,792.37 is: 41,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,022.47 : 70,388.28 = 29,792.37 : x
  2. Step 2: Convert to fraction form
    51,022.47/70,388.28 = 29,792.37/x
  3. Step 3: Cross multiply
    51,022.47x = 70,388.28 × 29,792.37
  4. Step 4: Simplify right side
    51,022.47x = 2,097,033,681.42
  5. Step 5: Solve for x
    x = 2,097,033,681.42/51,022.47
  6. Step 6: Final answer
    x = 41,100.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.