Home / 61,971.08-92,969.82-17,611.40

Finding the Fourth Proportional to 61,971.08, 92,969.82 and 17,611.40

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Solution

The fourth proportional to 61,971.08, 92,969.82 and 17,611.40 is: 26,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,971.08 : 92,969.82 = 17,611.40 : x
  2. Step 2: Convert to fraction form
    61,971.08/92,969.82 = 17,611.40/x
  3. Step 3: Cross multiply
    61,971.08x = 92,969.82 × 17,611.40
  4. Step 4: Simplify right side
    61,971.08x = 1,637,328,687.95
  5. Step 5: Solve for x
    x = 1,637,328,687.95/61,971.08
  6. Step 6: Final answer
    x = 26,420.85

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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.