Home / 19,557.07-29,337.77-6,225.40

Finding the Fourth Proportional to 19,557.07, 29,337.77 and 6,225.40

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Solution

The fourth proportional to 19,557.07, 29,337.77 and 6,225.40 is: 9,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.07 : 29,337.77 = 6,225.40 : x
  2. Step 2: Convert to fraction form
    19,557.07/29,337.77 = 6,225.40/x
  3. Step 3: Cross multiply
    19,557.07x = 29,337.77 × 6,225.40
  4. Step 4: Simplify right side
    19,557.07x = 182,639,305.57
  5. Step 5: Solve for x
    x = 182,639,305.57/19,557.07
  6. Step 6: Final answer
    x = 9,338.79

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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.