Home / 19,565.79-27,000.05-10,612.98

Finding the Fourth Proportional to 19,565.79, 27,000.05 and 10,612.98

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Solution

The fourth proportional to 19,565.79, 27,000.05 and 10,612.98 is: 14,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.79 : 27,000.05 = 10,612.98 : x
  2. Step 2: Convert to fraction form
    19,565.79/27,000.05 = 10,612.98/x
  3. Step 3: Cross multiply
    19,565.79x = 27,000.05 × 10,612.98
  4. Step 4: Simplify right side
    19,565.79x = 286,550,937.58
  5. Step 5: Solve for x
    x = 286,550,937.58/19,565.79
  6. Step 6: Final answer
    x = 14,645.51

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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.