Home / 42,106.68-63,166.50-14,017.10

Finding the Fourth Proportional to 42,106.68, 63,166.50 and 14,017.10

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Solution

The fourth proportional to 42,106.68, 63,166.50 and 14,017.10 is: 21,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,106.68 : 63,166.50 = 14,017.10 : x
  2. Step 2: Convert to fraction form
    42,106.68/63,166.50 = 14,017.10/x
  3. Step 3: Cross multiply
    42,106.68x = 63,166.50 × 14,017.10
  4. Step 4: Simplify right side
    42,106.68x = 885,411,147.15
  5. Step 5: Solve for x
    x = 885,411,147.15/42,106.68
  6. Step 6: Final answer
    x = 21,027.81

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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.