Home / 42,070.92-63,130.50-17,106.36

Finding the Fourth Proportional to 42,070.92, 63,130.50 and 17,106.36

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Solution

The fourth proportional to 42,070.92, 63,130.50 and 17,106.36 is: 25,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,070.92 : 63,130.50 = 17,106.36 : x
  2. Step 2: Convert to fraction form
    42,070.92/63,130.50 = 17,106.36/x
  3. Step 3: Cross multiply
    42,070.92x = 63,130.50 × 17,106.36
  4. Step 4: Simplify right side
    42,070.92x = 1,079,933,059.98
  5. Step 5: Solve for x
    x = 1,079,933,059.98/42,070.92
  6. Step 6: Final answer
    x = 25,669.35

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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.