Home / 29,426.04-40,619.70-18,100.13

Finding the Fourth Proportional to 29,426.04, 40,619.70 and 18,100.13

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Solution

The fourth proportional to 29,426.04, 40,619.70 and 18,100.13 is: 24,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,426.04 : 40,619.70 = 18,100.13 : x
  2. Step 2: Convert to fraction form
    29,426.04/40,619.70 = 18,100.13/x
  3. Step 3: Cross multiply
    29,426.04x = 40,619.70 × 18,100.13
  4. Step 4: Simplify right side
    29,426.04x = 735,221,647.46
  5. Step 5: Solve for x
    x = 735,221,647.46/29,426.04
  6. Step 6: Final answer
    x = 24,985.41

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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.