Home / 30,257.83-45,386.95-10,536.32

Finding the Fourth Proportional to 30,257.83, 45,386.95 and 10,536.32

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Solution

The fourth proportional to 30,257.83, 45,386.95 and 10,536.32 is: 15,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.83 : 45,386.95 = 10,536.32 : x
  2. Step 2: Convert to fraction form
    30,257.83/45,386.95 = 10,536.32/x
  3. Step 3: Cross multiply
    30,257.83x = 45,386.95 × 10,536.32
  4. Step 4: Simplify right side
    30,257.83x = 478,211,516.15
  5. Step 5: Solve for x
    x = 478,211,516.15/30,257.83
  6. Step 6: Final answer
    x = 15,804.56

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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.