Home / 15,312.98-22,970.38-4,784.52

Finding the Fourth Proportional to 15,312.98, 22,970.38 and 4,784.52

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Solution

The fourth proportional to 15,312.98, 22,970.38 and 4,784.52 is: 7,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312.98 : 22,970.38 = 4,784.52 : x
  2. Step 2: Convert to fraction form
    15,312.98/22,970.38 = 4,784.52/x
  3. Step 3: Cross multiply
    15,312.98x = 22,970.38 × 4,784.52
  4. Step 4: Simplify right side
    15,312.98x = 109,902,242.52
  5. Step 5: Solve for x
    x = 109,902,242.52/15,312.98
  6. Step 6: Final answer
    x = 7,177.06

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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.