Home / 46,638.30-69,967.53-21,660.06

Finding the Fourth Proportional to 46,638.30, 69,967.53 and 21,660.06

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Solution

The fourth proportional to 46,638.30, 69,967.53 and 21,660.06 is: 32,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,638.30 : 69,967.53 = 21,660.06 : x
  2. Step 2: Convert to fraction form
    46,638.30/69,967.53 = 21,660.06/x
  3. Step 3: Cross multiply
    46,638.30x = 69,967.53 × 21,660.06
  4. Step 4: Simplify right side
    46,638.30x = 1,515,500,897.85
  5. Step 5: Solve for x
    x = 1,515,500,897.85/46,638.30
  6. Step 6: Final answer
    x = 32,494.77

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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.