Home / 40,649.04-60,976.98-15,688.08

Finding the Fourth Proportional to 40,649.04, 60,976.98 and 15,688.08

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Solution

The fourth proportional to 40,649.04, 60,976.98 and 15,688.08 is: 23,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,649.04 : 60,976.98 = 15,688.08 : x
  2. Step 2: Convert to fraction form
    40,649.04/60,976.98 = 15,688.08/x
  3. Step 3: Cross multiply
    40,649.04x = 60,976.98 × 15,688.08
  4. Step 4: Simplify right side
    40,649.04x = 956,611,740.40
  5. Step 5: Solve for x
    x = 956,611,740.40/40,649.04
  6. Step 6: Final answer
    x = 23,533.44

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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.