Home / 42,460.10-63,690.07-11,295.35

Finding the Fourth Proportional to 42,460.10, 63,690.07 and 11,295.35

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Solution

The fourth proportional to 42,460.10, 63,690.07 and 11,295.35 is: 16,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,460.10 : 63,690.07 = 11,295.35 : x
  2. Step 2: Convert to fraction form
    42,460.10/63,690.07 = 11,295.35/x
  3. Step 3: Cross multiply
    42,460.10x = 63,690.07 × 11,295.35
  4. Step 4: Simplify right side
    42,460.10x = 719,401,285.49
  5. Step 5: Solve for x
    x = 719,401,285.49/42,460.10
  6. Step 6: Final answer
    x = 16,943.00

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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.