Home / 19,435.41-29,155.83-9,574.77

Finding the Fourth Proportional to 19,435.41, 29,155.83 and 9,574.77

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Solution

The fourth proportional to 19,435.41, 29,155.83 and 9,574.77 is: 14,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.41 : 29,155.83 = 9,574.77 : x
  2. Step 2: Convert to fraction form
    19,435.41/29,155.83 = 9,574.77/x
  3. Step 3: Cross multiply
    19,435.41x = 29,155.83 × 9,574.77
  4. Step 4: Simplify right side
    19,435.41x = 279,160,366.41
  5. Step 5: Solve for x
    x = 279,160,366.41/19,435.41
  6. Step 6: Final answer
    x = 14,363.49

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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.