Home / 19,565.58-27,000.03-10,612.86

Finding the Fourth Proportional to 19,565.58, 27,000.03 and 10,612.86

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Solution

The fourth proportional to 19,565.58, 27,000.03 and 10,612.86 is: 14,645.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.58 : 27,000.03 = 10,612.86 : x
  2. Step 2: Convert to fraction form
    19,565.58/27,000.03 = 10,612.86/x
  3. Step 3: Cross multiply
    19,565.58x = 27,000.03 × 10,612.86
  4. Step 4: Simplify right side
    19,565.58x = 286,547,538.39
  5. Step 5: Solve for x
    x = 286,547,538.39/19,565.58
  6. Step 6: Final answer
    x = 14,645.49

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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.