Home / 30,389.22-45,544.95-15,595.38

Finding the Fourth Proportional to 30,389.22, 45,544.95 and 15,595.38

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Solution

The fourth proportional to 30,389.22, 45,544.95 and 15,595.38 is: 23,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,389.22 : 45,544.95 = 15,595.38 : x
  2. Step 2: Convert to fraction form
    30,389.22/45,544.95 = 15,595.38/x
  3. Step 3: Cross multiply
    30,389.22x = 45,544.95 × 15,595.38
  4. Step 4: Simplify right side
    30,389.22x = 710,290,802.33
  5. Step 5: Solve for x
    x = 710,290,802.33/30,389.22
  6. Step 6: Final answer
    x = 23,373.12

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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.