Home / 29,437.64-40,614.93-16,688.78

Finding the Fourth Proportional to 29,437.64, 40,614.93 and 16,688.78

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Solution

The fourth proportional to 29,437.64, 40,614.93 and 16,688.78 is: 23,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,437.64 : 40,614.93 = 16,688.78 : x
  2. Step 2: Convert to fraction form
    29,437.64/40,614.93 = 16,688.78/x
  3. Step 3: Cross multiply
    29,437.64x = 40,614.93 × 16,688.78
  4. Step 4: Simplify right side
    29,437.64x = 677,813,631.49
  5. Step 5: Solve for x
    x = 677,813,631.49/29,437.64
  6. Step 6: Final answer
    x = 23,025.41

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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.