Home / 19,055.16-28,600.28-9,701.86

Finding the Fourth Proportional to 19,055.16, 28,600.28 and 9,701.86

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Solution

The fourth proportional to 19,055.16, 28,600.28 and 9,701.86 is: 14,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.16 : 28,600.28 = 9,701.86 : x
  2. Step 2: Convert to fraction form
    19,055.16/28,600.28 = 9,701.86/x
  3. Step 3: Cross multiply
    19,055.16x = 28,600.28 × 9,701.86
  4. Step 4: Simplify right side
    19,055.16x = 277,475,909.80
  5. Step 5: Solve for x
    x = 277,475,909.80/19,055.16
  6. Step 6: Final answer
    x = 14,561.72

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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.