Home / 46,689.74-64,430.78-25,469.76

Finding the Fourth Proportional to 46,689.74, 64,430.78 and 25,469.76

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Solution

The fourth proportional to 46,689.74, 64,430.78 and 25,469.76 is: 35,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.74 : 64,430.78 = 25,469.76 : x
  2. Step 2: Convert to fraction form
    46,689.74/64,430.78 = 25,469.76/x
  3. Step 3: Cross multiply
    46,689.74x = 64,430.78 × 25,469.76
  4. Step 4: Simplify right side
    46,689.74x = 1,641,036,503.21
  5. Step 5: Solve for x
    x = 1,641,036,503.21/46,689.74
  6. Step 6: Final answer
    x = 35,147.69

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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.