Home / 21,659.03-32,466.95-12,898.07

Finding the Fourth Proportional to 21,659.03, 32,466.95 and 12,898.07

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Solution

The fourth proportional to 21,659.03, 32,466.95 and 12,898.07 is: 19,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,659.03 : 32,466.95 = 12,898.07 : x
  2. Step 2: Convert to fraction form
    21,659.03/32,466.95 = 12,898.07/x
  3. Step 3: Cross multiply
    21,659.03x = 32,466.95 × 12,898.07
  4. Step 4: Simplify right side
    21,659.03x = 418,760,929.30
  5. Step 5: Solve for x
    x = 418,760,929.30/21,659.03
  6. Step 6: Final answer
    x = 19,334.24

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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.