Home / 14,284.63-19,710.45-8,975.71

Finding the Fourth Proportional to 14,284.63, 19,710.45 and 8,975.71

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Solution

The fourth proportional to 14,284.63, 19,710.45 and 8,975.71 is: 12,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.63 : 19,710.45 = 8,975.71 : x
  2. Step 2: Convert to fraction form
    14,284.63/19,710.45 = 8,975.71/x
  3. Step 3: Cross multiply
    14,284.63x = 19,710.45 × 8,975.71
  4. Step 4: Simplify right side
    14,284.63x = 176,915,283.17
  5. Step 5: Solve for x
    x = 176,915,283.17/14,284.63
  6. Step 6: Final answer
    x = 12,385.01

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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.