Home / 22,137.18-30,547.05-13,062.30

Finding the Fourth Proportional to 22,137.18, 30,547.05 and 13,062.30

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Solution

The fourth proportional to 22,137.18, 30,547.05 and 13,062.30 is: 18,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.18 : 30,547.05 = 13,062.30 : x
  2. Step 2: Convert to fraction form
    22,137.18/30,547.05 = 13,062.30/x
  3. Step 3: Cross multiply
    22,137.18x = 30,547.05 × 13,062.30
  4. Step 4: Simplify right side
    22,137.18x = 399,014,731.22
  5. Step 5: Solve for x
    x = 399,014,731.22/22,137.18
  6. Step 6: Final answer
    x = 18,024.64

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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.