Home / 13,124.32-19,682.56-4,802.40

Finding the Fourth Proportional to 13,124.32, 19,682.56 and 4,802.40

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Solution

The fourth proportional to 13,124.32, 19,682.56 and 4,802.40 is: 7,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.32 : 19,682.56 = 4,802.40 : x
  2. Step 2: Convert to fraction form
    13,124.32/19,682.56 = 4,802.40/x
  3. Step 3: Cross multiply
    13,124.32x = 19,682.56 × 4,802.40
  4. Step 4: Simplify right side
    13,124.32x = 94,523,532.15
  5. Step 5: Solve for x
    x = 94,523,532.15/13,124.32
  6. Step 6: Final answer
    x = 7,202.17

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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.