Home / 35,931-53,883.51-15,156.12

Finding the Fourth Proportional to 35,931, 53,883.51 and 15,156.12

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Solution

The fourth proportional to 35,931, 53,883.51 and 15,156.12 is: 22,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931 : 53,883.51 = 15,156.12 : x
  2. Step 2: Convert to fraction form
    35,931/53,883.51 = 15,156.12/x
  3. Step 3: Cross multiply
    35,931x = 53,883.51 × 15,156.12
  4. Step 4: Simplify right side
    35,931x = 816,664,943.58
  5. Step 5: Solve for x
    x = 816,664,943.58/35,931
  6. Step 6: Final answer
    x = 22,728.70

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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.