Home / 19,085.80-26,338.04-10,702.30

Finding the Fourth Proportional to 19,085.80, 26,338.04 and 10,702.30

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Solution

The fourth proportional to 19,085.80, 26,338.04 and 10,702.30 is: 14,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.80 : 26,338.04 = 10,702.30 : x
  2. Step 2: Convert to fraction form
    19,085.80/26,338.04 = 10,702.30/x
  3. Step 3: Cross multiply
    19,085.80x = 26,338.04 × 10,702.30
  4. Step 4: Simplify right side
    19,085.80x = 281,877,605.49
  5. Step 5: Solve for x
    x = 281,877,605.49/19,085.80
  6. Step 6: Final answer
    x = 14,768.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.