Home / 15,705.03-23,551.16-7,804.72

Finding the Fourth Proportional to 15,705.03, 23,551.16 and 7,804.72

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Solution

The fourth proportional to 15,705.03, 23,551.16 and 7,804.72 is: 11,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,705.03 : 23,551.16 = 7,804.72 : x
  2. Step 2: Convert to fraction form
    15,705.03/23,551.16 = 7,804.72/x
  3. Step 3: Cross multiply
    15,705.03x = 23,551.16 × 7,804.72
  4. Step 4: Simplify right side
    15,705.03x = 183,810,209.48
  5. Step 5: Solve for x
    x = 183,810,209.48/15,705.03
  6. Step 6: Final answer
    x = 11,703.91

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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.