Home / 30,257.15-45,386.02-10,536.18

Finding the Fourth Proportional to 30,257.15, 45,386.02 and 10,536.18

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Solution

The fourth proportional to 30,257.15, 45,386.02 and 10,536.18 is: 15,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.15 : 45,386.02 = 10,536.18 : x
  2. Step 2: Convert to fraction form
    30,257.15/45,386.02 = 10,536.18/x
  3. Step 3: Cross multiply
    30,257.15x = 45,386.02 × 10,536.18
  4. Step 4: Simplify right side
    30,257.15x = 478,195,119.18
  5. Step 5: Solve for x
    x = 478,195,119.18/30,257.15
  6. Step 6: Final answer
    x = 15,804.37

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1.5x scale

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.