Home / 39,925.02-55,095.84-22,021.64

Finding the Fourth Proportional to 39,925.02, 55,095.84 and 22,021.64

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Solution

The fourth proportional to 39,925.02, 55,095.84 and 22,021.64 is: 30,389.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,925.02 : 55,095.84 = 22,021.64 : x
  2. Step 2: Convert to fraction form
    39,925.02/55,095.84 = 22,021.64/x
  3. Step 3: Cross multiply
    39,925.02x = 55,095.84 × 22,021.64
  4. Step 4: Simplify right side
    39,925.02x = 1,213,300,753.98
  5. Step 5: Solve for x
    x = 1,213,300,753.98/39,925.02
  6. Step 6: Final answer
    x = 30,389.48

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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.