Home / 16,358.04-22,578.48-10,393.20

Finding the Fourth Proportional to 16,358.04, 22,578.48 and 10,393.20

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Solution

The fourth proportional to 16,358.04, 22,578.48 and 10,393.20 is: 14,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.04 : 22,578.48 = 10,393.20 : x
  2. Step 2: Convert to fraction form
    16,358.04/22,578.48 = 10,393.20/x
  3. Step 3: Cross multiply
    16,358.04x = 22,578.48 × 10,393.20
  4. Step 4: Simplify right side
    16,358.04x = 234,662,658.34
  5. Step 5: Solve for x
    x = 234,662,658.34/16,358.04
  6. Step 6: Final answer
    x = 14,345.40

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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.