Home / 15,355.08-23,031.90-4,261.68

Finding the Fourth Proportional to 15,355.08, 23,031.90 and 4,261.68

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Solution

The fourth proportional to 15,355.08, 23,031.90 and 4,261.68 is: 6,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.08 : 23,031.90 = 4,261.68 : x
  2. Step 2: Convert to fraction form
    15,355.08/23,031.90 = 4,261.68/x
  3. Step 3: Cross multiply
    15,355.08x = 23,031.90 × 4,261.68
  4. Step 4: Simplify right side
    15,355.08x = 98,154,587.59
  5. Step 5: Solve for x
    x = 98,154,587.59/15,355.08
  6. Step 6: Final answer
    x = 6,392.32

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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.