Home / 14,710.80-20,312.36-9,048.17

Finding the Fourth Proportional to 14,710.80, 20,312.36 and 9,048.17

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Solution

The fourth proportional to 14,710.80, 20,312.36 and 9,048.17 is: 12,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.80 : 20,312.36 = 9,048.17 : x
  2. Step 2: Convert to fraction form
    14,710.80/20,312.36 = 9,048.17/x
  3. Step 3: Cross multiply
    14,710.80x = 20,312.36 × 9,048.17
  4. Step 4: Simplify right side
    14,710.80x = 183,789,691.92
  5. Step 5: Solve for x
    x = 183,789,691.92/14,710.80
  6. Step 6: Final answer
    x = 12,493.52

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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.