Home / 15,077.18-22,621.93-5,223.40

Finding the Fourth Proportional to 15,077.18, 22,621.93 and 5,223.40

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Solution

The fourth proportional to 15,077.18, 22,621.93 and 5,223.40 is: 7,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.18 : 22,621.93 = 5,223.40 : x
  2. Step 2: Convert to fraction form
    15,077.18/22,621.93 = 5,223.40/x
  3. Step 3: Cross multiply
    15,077.18x = 22,621.93 × 5,223.40
  4. Step 4: Simplify right side
    15,077.18x = 118,163,319.55
  5. Step 5: Solve for x
    x = 118,163,319.55/15,077.18
  6. Step 6: Final answer
    x = 7,837.23

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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.