Home / 15,565.66-21,473.76-10,528.02

Finding the Fourth Proportional to 15,565.66, 21,473.76 and 10,528.02

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Solution

The fourth proportional to 15,565.66, 21,473.76 and 10,528.02 is: 14,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565.66 : 21,473.76 = 10,528.02 : x
  2. Step 2: Convert to fraction form
    15,565.66/21,473.76 = 10,528.02/x
  3. Step 3: Cross multiply
    15,565.66x = 21,473.76 × 10,528.02
  4. Step 4: Simplify right side
    15,565.66x = 226,076,174.76
  5. Step 5: Solve for x
    x = 226,076,174.76/15,565.66
  6. Step 6: Final answer
    x = 14,524.03

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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.