Home / 19,802.13-29,700.10-6,475.03

Finding the Fourth Proportional to 19,802.13, 29,700.10 and 6,475.03

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Solution

The fourth proportional to 19,802.13, 29,700.10 and 6,475.03 is: 9,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.13 : 29,700.10 = 6,475.03 : x
  2. Step 2: Convert to fraction form
    19,802.13/29,700.10 = 6,475.03/x
  3. Step 3: Cross multiply
    19,802.13x = 29,700.10 × 6,475.03
  4. Step 4: Simplify right side
    19,802.13x = 192,309,038.50
  5. Step 5: Solve for x
    x = 192,309,038.50/19,802.13
  6. Step 6: Final answer
    x = 9,711.53

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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.