Home / 15,032.04-20,730.98-9,996.52

Finding the Fourth Proportional to 15,032.04, 20,730.98 and 9,996.52

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Solution

The fourth proportional to 15,032.04, 20,730.98 and 9,996.52 is: 13,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.04 : 20,730.98 = 9,996.52 : x
  2. Step 2: Convert to fraction form
    15,032.04/20,730.98 = 9,996.52/x
  3. Step 3: Cross multiply
    15,032.04x = 20,730.98 × 9,996.52
  4. Step 4: Simplify right side
    15,032.04x = 207,237,656.19
  5. Step 5: Solve for x
    x = 207,237,656.19/15,032.04
  6. Step 6: Final answer
    x = 13,786.40

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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.