Home / 29,587.21-40,828.55-16,155.74

Finding the Fourth Proportional to 29,587.21, 40,828.55 and 16,155.74

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Solution

The fourth proportional to 29,587.21, 40,828.55 and 16,155.74 is: 22,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,587.21 : 40,828.55 = 16,155.74 : x
  2. Step 2: Convert to fraction form
    29,587.21/40,828.55 = 16,155.74/x
  3. Step 3: Cross multiply
    29,587.21x = 40,828.55 × 16,155.74
  4. Step 4: Simplify right side
    29,587.21x = 659,615,153.46
  5. Step 5: Solve for x
    x = 659,615,153.46/29,587.21
  6. Step 6: Final answer
    x = 22,293.93

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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.