Home / 15,804.30-23,677.65-12,866.70

Finding the Fourth Proportional to 15,804.30, 23,677.65 and 12,866.70

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Solution

The fourth proportional to 15,804.30, 23,677.65 and 12,866.70 is: 19,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,804.30 : 23,677.65 = 12,866.70 : x
  2. Step 2: Convert to fraction form
    15,804.30/23,677.65 = 12,866.70/x
  3. Step 3: Cross multiply
    15,804.30x = 23,677.65 × 12,866.70
  4. Step 4: Simplify right side
    15,804.30x = 304,653,219.26
  5. Step 5: Solve for x
    x = 304,653,219.26/15,804.30
  6. Step 6: Final answer
    x = 19,276.60

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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.