Home / 21,596.02-29,802.06-12,035.89

Finding the Fourth Proportional to 21,596.02, 29,802.06 and 12,035.89

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Solution

The fourth proportional to 21,596.02, 29,802.06 and 12,035.89 is: 16,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.02 : 29,802.06 = 12,035.89 : x
  2. Step 2: Convert to fraction form
    21,596.02/29,802.06 = 12,035.89/x
  3. Step 3: Cross multiply
    21,596.02x = 29,802.06 × 12,035.89
  4. Step 4: Simplify right side
    21,596.02x = 358,694,315.93
  5. Step 5: Solve for x
    x = 358,694,315.93/21,596.02
  6. Step 6: Final answer
    x = 16,609.28

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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.