Home / 46,890.88-64,704-25,668.16

Finding the Fourth Proportional to 46,890.88, 64,704 and 25,668.16

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Solution

The fourth proportional to 46,890.88, 64,704 and 25,668.16 is: 35,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,890.88 : 64,704 = 25,668.16 : x
  2. Step 2: Convert to fraction form
    46,890.88/64,704 = 25,668.16/x
  3. Step 3: Cross multiply
    46,890.88x = 64,704 × 25,668.16
  4. Step 4: Simplify right side
    46,890.88x = 1,660,832,624.64
  5. Step 5: Solve for x
    x = 1,660,832,624.64/46,890.88
  6. Step 6: Final answer
    x = 35,419.10

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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.