Home / 30,256.58-45,391.02-10,536.68

Finding the Fourth Proportional to 30,256.58, 45,391.02 and 10,536.68

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Solution

The fourth proportional to 30,256.58, 45,391.02 and 10,536.68 is: 15,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.58 : 45,391.02 = 10,536.68 : x
  2. Step 2: Convert to fraction form
    30,256.58/45,391.02 = 10,536.68/x
  3. Step 3: Cross multiply
    30,256.58x = 45,391.02 × 10,536.68
  4. Step 4: Simplify right side
    30,256.58x = 478,270,652.61
  5. Step 5: Solve for x
    x = 478,270,652.61/30,256.58
  6. Step 6: Final answer
    x = 15,807.16

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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.