Home / 34,887.79-52,345.66-12,702.70

Finding the Fourth Proportional to 34,887.79, 52,345.66 and 12,702.70

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Solution

The fourth proportional to 34,887.79, 52,345.66 and 12,702.70 is: 19,059.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,887.79 : 52,345.66 = 12,702.70 : x
  2. Step 2: Convert to fraction form
    34,887.79/52,345.66 = 12,702.70/x
  3. Step 3: Cross multiply
    34,887.79x = 52,345.66 × 12,702.70
  4. Step 4: Simplify right side
    34,887.79x = 664,931,215.28
  5. Step 5: Solve for x
    x = 664,931,215.28/34,887.79
  6. Step 6: Final answer
    x = 19,059.14

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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.