Home / 40,303.89-55,615.14-22,396.01

Finding the Fourth Proportional to 40,303.89, 55,615.14 and 22,396.01

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Solution

The fourth proportional to 40,303.89, 55,615.14 and 22,396.01 is: 30,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,303.89 : 55,615.14 = 22,396.01 : x
  2. Step 2: Convert to fraction form
    40,303.89/55,615.14 = 22,396.01/x
  3. Step 3: Cross multiply
    40,303.89x = 55,615.14 × 22,396.01
  4. Step 4: Simplify right side
    40,303.89x = 1,245,556,953.52
  5. Step 5: Solve for x
    x = 1,245,556,953.52/40,303.89
  6. Step 6: Final answer
    x = 30,904.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.