Home / 22,928.34-31,629.47-14,975.22

Finding the Fourth Proportional to 22,928.34, 31,629.47 and 14,975.22

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Solution

The fourth proportional to 22,928.34, 31,629.47 and 14,975.22 is: 20,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,928.34 : 31,629.47 = 14,975.22 : x
  2. Step 2: Convert to fraction form
    22,928.34/31,629.47 = 14,975.22/x
  3. Step 3: Cross multiply
    22,928.34x = 31,629.47 × 14,975.22
  4. Step 4: Simplify right side
    22,928.34x = 473,658,196.86
  5. Step 5: Solve for x
    x = 473,658,196.86/22,928.34
  6. Step 6: Final answer
    x = 20,658.20

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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.