Home / 15,339.75-22,875.36-15,199.62

Finding the Fourth Proportional to 15,339.75, 22,875.36 and 15,199.62

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Solution

The fourth proportional to 15,339.75, 22,875.36 and 15,199.62 is: 22,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.75 : 22,875.36 = 15,199.62 : x
  2. Step 2: Convert to fraction form
    15,339.75/22,875.36 = 15,199.62/x
  3. Step 3: Cross multiply
    15,339.75x = 22,875.36 × 15,199.62
  4. Step 4: Simplify right side
    15,339.75x = 347,696,779.36
  5. Step 5: Solve for x
    x = 347,696,779.36/15,339.75
  6. Step 6: Final answer
    x = 22,666.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.