Home / 34,887.18-52,330.81-12,700.74

Finding the Fourth Proportional to 34,887.18, 52,330.81 and 12,700.74

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Solution

The fourth proportional to 34,887.18, 52,330.81 and 12,700.74 is: 19,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,887.18 : 52,330.81 = 12,700.74 : x
  2. Step 2: Convert to fraction form
    34,887.18/52,330.81 = 12,700.74/x
  3. Step 3: Cross multiply
    34,887.18x = 52,330.81 × 12,700.74
  4. Step 4: Simplify right side
    34,887.18x = 664,639,980.05
  5. Step 5: Solve for x
    x = 664,639,980.05/34,887.18
  6. Step 6: Final answer
    x = 19,051.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.