Home / 22,162.02-30,587.70-14,403.06

Finding the Fourth Proportional to 22,162.02, 30,587.70 and 14,403.06

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Solution

The fourth proportional to 22,162.02, 30,587.70 and 14,403.06 is: 19,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,162.02 : 30,587.70 = 14,403.06 : x
  2. Step 2: Convert to fraction form
    22,162.02/30,587.70 = 14,403.06/x
  3. Step 3: Cross multiply
    22,162.02x = 30,587.70 × 14,403.06
  4. Step 4: Simplify right side
    22,162.02x = 440,556,478.36
  5. Step 5: Solve for x
    x = 440,556,478.36/22,162.02
  6. Step 6: Final answer
    x = 19,878.90

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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.