Home / 19,675.40-29,513.08-6,528.76

Finding the Fourth Proportional to 19,675.40, 29,513.08 and 6,528.76

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Solution

The fourth proportional to 19,675.40, 29,513.08 and 6,528.76 is: 9,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.40 : 29,513.08 = 6,528.76 : x
  2. Step 2: Convert to fraction form
    19,675.40/29,513.08 = 6,528.76/x
  3. Step 3: Cross multiply
    19,675.40x = 29,513.08 × 6,528.76
  4. Step 4: Simplify right side
    19,675.40x = 192,683,816.18
  5. Step 5: Solve for x
    x = 192,683,816.18/19,675.40
  6. Step 6: Final answer
    x = 9,793.13

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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.