Home / 35,111.64-52,690.38-12,925.24

Finding the Fourth Proportional to 35,111.64, 52,690.38 and 12,925.24

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Solution

The fourth proportional to 35,111.64, 52,690.38 and 12,925.24 is: 19,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,111.64 : 52,690.38 = 12,925.24 : x
  2. Step 2: Convert to fraction form
    35,111.64/52,690.38 = 12,925.24/x
  3. Step 3: Cross multiply
    35,111.64x = 52,690.38 × 12,925.24
  4. Step 4: Simplify right side
    35,111.64x = 681,035,807.19
  5. Step 5: Solve for x
    x = 681,035,807.19/35,111.64
  6. Step 6: Final answer
    x = 19,396.30

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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.