Home / 15,782.30-23,677.89-5,253.26

Finding the Fourth Proportional to 15,782.30, 23,677.89 and 5,253.26

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Solution

The fourth proportional to 15,782.30, 23,677.89 and 5,253.26 is: 7,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.30 : 23,677.89 = 5,253.26 : x
  2. Step 2: Convert to fraction form
    15,782.30/23,677.89 = 5,253.26/x
  3. Step 3: Cross multiply
    15,782.30x = 23,677.89 × 5,253.26
  4. Step 4: Simplify right side
    15,782.30x = 124,385,994.03
  5. Step 5: Solve for x
    x = 124,385,994.03/15,782.30
  6. Step 6: Final answer
    x = 7,881.36

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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.