Home / 14,530.16-20,050.02-8,155.46

Finding the Fourth Proportional to 14,530.16, 20,050.02 and 8,155.46

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Solution

The fourth proportional to 14,530.16, 20,050.02 and 8,155.46 is: 11,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.16 : 20,050.02 = 8,155.46 : x
  2. Step 2: Convert to fraction form
    14,530.16/20,050.02 = 8,155.46/x
  3. Step 3: Cross multiply
    14,530.16x = 20,050.02 × 8,155.46
  4. Step 4: Simplify right side
    14,530.16x = 163,517,035.86
  5. Step 5: Solve for x
    x = 163,517,035.86/14,530.16
  6. Step 6: Final answer
    x = 11,253.63

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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.