Home / 19,038.93-28,561.74-6,560.28

Finding the Fourth Proportional to 19,038.93, 28,561.74 and 6,560.28

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Solution

The fourth proportional to 19,038.93, 28,561.74 and 6,560.28 is: 9,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.93 : 28,561.74 = 6,560.28 : x
  2. Step 2: Convert to fraction form
    19,038.93/28,561.74 = 6,560.28/x
  3. Step 3: Cross multiply
    19,038.93x = 28,561.74 × 6,560.28
  4. Step 4: Simplify right side
    19,038.93x = 187,373,011.69
  5. Step 5: Solve for x
    x = 187,373,011.69/19,038.93
  6. Step 6: Final answer
    x = 9,841.57

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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.