Home / 14,192.04-21,275.58-9,818.28

Finding the Fourth Proportional to 14,192.04, 21,275.58 and 9,818.28

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Solution

The fourth proportional to 14,192.04, 21,275.58 and 9,818.28 is: 14,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.04 : 21,275.58 = 9,818.28 : x
  2. Step 2: Convert to fraction form
    14,192.04/21,275.58 = 9,818.28/x
  3. Step 3: Cross multiply
    14,192.04x = 21,275.58 × 9,818.28
  4. Step 4: Simplify right side
    14,192.04x = 208,889,601.60
  5. Step 5: Solve for x
    x = 208,889,601.60/14,192.04
  6. Step 6: Final answer
    x = 14,718.79

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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.