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Finding the Fourth Proportional to 46,697.87, 70,080.47 and 18,601.67

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Solution

The fourth proportional to 46,697.87, 70,080.47 and 18,601.67 is: 27,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,697.87 : 70,080.47 = 18,601.67 : x
  2. Step 2: Convert to fraction form
    46,697.87/70,080.47 = 18,601.67/x
  3. Step 3: Cross multiply
    46,697.87x = 70,080.47 × 18,601.67
  4. Step 4: Simplify right side
    46,697.87x = 1,303,613,332.97
  5. Step 5: Solve for x
    x = 1,303,613,332.97/46,697.87
  6. Step 6: Final answer
    x = 27,915.91

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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.