Home / 19,038.83-28,560.18-6,557.23

Finding the Fourth Proportional to 19,038.83, 28,560.18 and 6,557.23

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Solution

The fourth proportional to 19,038.83, 28,560.18 and 6,557.23 is: 9,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.83 : 28,560.18 = 6,557.23 : x
  2. Step 2: Convert to fraction form
    19,038.83/28,560.18 = 6,557.23/x
  3. Step 3: Cross multiply
    19,038.83x = 28,560.18 × 6,557.23
  4. Step 4: Simplify right side
    19,038.83x = 187,275,669.10
  5. Step 5: Solve for x
    x = 187,275,669.10/19,038.83
  6. Step 6: Final answer
    x = 9,836.51

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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.