Home / 46,638.99-69,946.20-18,557.91

Finding the Fourth Proportional to 46,638.99, 69,946.20 and 18,557.91

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Solution

The fourth proportional to 46,638.99, 69,946.20 and 18,557.91 is: 27,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,638.99 : 69,946.20 = 18,557.91 : x
  2. Step 2: Convert to fraction form
    46,638.99/69,946.20 = 18,557.91/x
  3. Step 3: Cross multiply
    46,638.99x = 69,946.20 × 18,557.91
  4. Step 4: Simplify right side
    46,638.99x = 1,298,055,284.44
  5. Step 5: Solve for x
    x = 1,298,055,284.44/46,638.99
  6. Step 6: Final answer
    x = 27,831.98

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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.