Home / 29,577.95-40,812.32-16,829.10

Finding the Fourth Proportional to 29,577.95, 40,812.32 and 16,829.10

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Solution

The fourth proportional to 29,577.95, 40,812.32 and 16,829.10 is: 23,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,577.95 : 40,812.32 = 16,829.10 : x
  2. Step 2: Convert to fraction form
    29,577.95/40,812.32 = 16,829.10/x
  3. Step 3: Cross multiply
    29,577.95x = 40,812.32 × 16,829.10
  4. Step 4: Simplify right side
    29,577.95x = 686,834,614.51
  5. Step 5: Solve for x
    x = 686,834,614.51/29,577.95
  6. Step 6: Final answer
    x = 23,221.17

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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.