Home / 14,305.42-19,730.59-12,533.95

Finding the Fourth Proportional to 14,305.42, 19,730.59 and 12,533.95

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Solution

The fourth proportional to 14,305.42, 19,730.59 and 12,533.95 is: 17,287.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.42 : 19,730.59 = 12,533.95 : x
  2. Step 2: Convert to fraction form
    14,305.42/19,730.59 = 12,533.95/x
  3. Step 3: Cross multiply
    14,305.42x = 19,730.59 × 12,533.95
  4. Step 4: Simplify right side
    14,305.42x = 247,302,228.53
  5. Step 5: Solve for x
    x = 247,302,228.53/14,305.42
  6. Step 6: Final answer
    x = 17,287.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.