Home / 35,985.61-53,965.45-15,210.73

Finding the Fourth Proportional to 35,985.61, 53,965.45 and 15,210.73

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Solution

The fourth proportional to 35,985.61, 53,965.45 and 15,210.73 is: 22,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,985.61 : 53,965.45 = 15,210.73 : x
  2. Step 2: Convert to fraction form
    35,985.61/53,965.45 = 15,210.73/x
  3. Step 3: Cross multiply
    35,985.61x = 53,965.45 × 15,210.73
  4. Step 4: Simplify right side
    35,985.61x = 820,853,889.28
  5. Step 5: Solve for x
    x = 820,853,889.28/35,985.61
  6. Step 6: Final answer
    x = 22,810.61

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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.