Home / 19,336.68-29,032.34-9,983.16

Finding the Fourth Proportional to 19,336.68, 29,032.34 and 9,983.16

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Solution

The fourth proportional to 19,336.68, 29,032.34 and 9,983.16 is: 14,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.68 : 29,032.34 = 9,983.16 : x
  2. Step 2: Convert to fraction form
    19,336.68/29,032.34 = 9,983.16/x
  3. Step 3: Cross multiply
    19,336.68x = 29,032.34 × 9,983.16
  4. Step 4: Simplify right side
    19,336.68x = 289,834,445.48
  5. Step 5: Solve for x
    x = 289,834,445.48/19,336.68
  6. Step 6: Final answer
    x = 14,988.84

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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.