Home / 42,006.94-63,008.79-10,417.07

Finding the Fourth Proportional to 42,006.94, 63,008.79 and 10,417.07

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Solution

The fourth proportional to 42,006.94, 63,008.79 and 10,417.07 is: 15,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006.94 : 63,008.79 = 10,417.07 : x
  2. Step 2: Convert to fraction form
    42,006.94/63,008.79 = 10,417.07/x
  3. Step 3: Cross multiply
    42,006.94x = 63,008.79 × 10,417.07
  4. Step 4: Simplify right side
    42,006.94x = 656,367,094.50
  5. Step 5: Solve for x
    x = 656,367,094.50/42,006.94
  6. Step 6: Final answer
    x = 15,625.21

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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.