Home / 29,699.43-40,985.24-16,271.18

Finding the Fourth Proportional to 29,699.43, 40,985.24 and 16,271.18

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Solution

The fourth proportional to 29,699.43, 40,985.24 and 16,271.18 is: 22,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.43 : 40,985.24 = 16,271.18 : x
  2. Step 2: Convert to fraction form
    29,699.43/40,985.24 = 16,271.18/x
  3. Step 3: Cross multiply
    29,699.43x = 40,985.24 × 16,271.18
  4. Step 4: Simplify right side
    29,699.43x = 666,877,931.10
  5. Step 5: Solve for x
    x = 666,877,931.10/29,699.43
  6. Step 6: Final answer
    x = 22,454.23

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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.