Home / 46,690.90-64,439.70-29,696.80

Finding the Fourth Proportional to 46,690.90, 64,439.70 and 29,696.80

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Solution

The fourth proportional to 46,690.90, 64,439.70 and 29,696.80 is: 40,985.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,690.90 : 64,439.70 = 29,696.80 : x
  2. Step 2: Convert to fraction form
    46,690.90/64,439.70 = 29,696.80/x
  3. Step 3: Cross multiply
    46,690.90x = 64,439.70 × 29,696.80
  4. Step 4: Simplify right side
    46,690.90x = 1,913,652,882.96
  5. Step 5: Solve for x
    x = 1,913,652,882.96/46,690.90
  6. Step 6: Final answer
    x = 40,985.56

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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.