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Finding the Fourth Proportional to 35,510.90, 49,008 and 19,598.80

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Solution

The fourth proportional to 35,510.90, 49,008 and 19,598.80 is: 27,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.90 : 49,008 = 19,598.80 : x
  2. Step 2: Convert to fraction form
    35,510.90/49,008 = 19,598.80/x
  3. Step 3: Cross multiply
    35,510.90x = 49,008 × 19,598.80
  4. Step 4: Simplify right side
    35,510.90x = 960,497,990.40
  5. Step 5: Solve for x
    x = 960,497,990.40/35,510.90
  6. Step 6: Final answer
    x = 27,047.98

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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.