Home / 29,580.16-40,818.78-16,148.68

Finding the Fourth Proportional to 29,580.16, 40,818.78 and 16,148.68

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Solution

The fourth proportional to 29,580.16, 40,818.78 and 16,148.68 is: 22,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,580.16 : 40,818.78 = 16,148.68 : x
  2. Step 2: Convert to fraction form
    29,580.16/40,818.78 = 16,148.68/x
  3. Step 3: Cross multiply
    29,580.16x = 40,818.78 × 16,148.68
  4. Step 4: Simplify right side
    29,580.16x = 659,169,416.21
  5. Step 5: Solve for x
    x = 659,169,416.21/29,580.16
  6. Step 6: Final answer
    x = 22,284.17

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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.