Home / 21,064.02-31,595.64-6,282.96

Finding the Fourth Proportional to 21,064.02, 31,595.64 and 6,282.96

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Solution

The fourth proportional to 21,064.02, 31,595.64 and 6,282.96 is: 9,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,064.02 : 31,595.64 = 6,282.96 : x
  2. Step 2: Convert to fraction form
    21,064.02/31,595.64 = 6,282.96/x
  3. Step 3: Cross multiply
    21,064.02x = 31,595.64 × 6,282.96
  4. Step 4: Simplify right side
    21,064.02x = 198,514,142.29
  5. Step 5: Solve for x
    x = 198,514,142.29/21,064.02
  6. Step 6: Final answer
    x = 9,424.32

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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.