Home / 42,263.93-63,402.08-12,684.10

Finding the Fourth Proportional to 42,263.93, 63,402.08 and 12,684.10

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Solution

The fourth proportional to 42,263.93, 63,402.08 and 12,684.10 is: 19,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,263.93 : 63,402.08 = 12,684.10 : x
  2. Step 2: Convert to fraction form
    42,263.93/63,402.08 = 12,684.10/x
  3. Step 3: Cross multiply
    42,263.93x = 63,402.08 × 12,684.10
  4. Step 4: Simplify right side
    42,263.93x = 804,198,338.76
  5. Step 5: Solve for x
    x = 804,198,338.76/42,263.93
  6. Step 6: Final answer
    x = 19,028.01

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1.5x scale

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.