Home / 19,565.16-26,999.82-10,612.86

Finding the Fourth Proportional to 19,565.16, 26,999.82 and 10,612.86

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Solution

The fourth proportional to 19,565.16, 26,999.82 and 10,612.86 is: 14,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.16 : 26,999.82 = 10,612.86 : x
  2. Step 2: Convert to fraction form
    19,565.16/26,999.82 = 10,612.86/x
  3. Step 3: Cross multiply
    19,565.16x = 26,999.82 × 10,612.86
  4. Step 4: Simplify right side
    19,565.16x = 286,545,309.69
  5. Step 5: Solve for x
    x = 286,545,309.69/19,565.16
  6. Step 6: Final answer
    x = 14,645.69

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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.