Home / 42,636.40-63,918.13-16,360

Finding the Fourth Proportional to 42,636.40, 63,918.13 and 16,360

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Solution

The fourth proportional to 42,636.40, 63,918.13 and 16,360 is: 24,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,636.40 : 63,918.13 = 16,360 : x
  2. Step 2: Convert to fraction form
    42,636.40/63,918.13 = 16,360/x
  3. Step 3: Cross multiply
    42,636.40x = 63,918.13 × 16,360
  4. Step 4: Simplify right side
    42,636.40x = 1,045,700,606.80
  5. Step 5: Solve for x
    x = 1,045,700,606.80/42,636.40
  6. Step 6: Final answer
    x = 24,526.01

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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.