Home / 15,071.40-22,599.06-5,208.12

Finding the Fourth Proportional to 15,071.40, 22,599.06 and 5,208.12

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Solution

The fourth proportional to 15,071.40, 22,599.06 and 5,208.12 is: 7,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.40 : 22,599.06 = 5,208.12 : x
  2. Step 2: Convert to fraction form
    15,071.40/22,599.06 = 5,208.12/x
  3. Step 3: Cross multiply
    15,071.40x = 22,599.06 × 5,208.12
  4. Step 4: Simplify right side
    15,071.40x = 117,698,616.37
  5. Step 5: Solve for x
    x = 117,698,616.37/15,071.40
  6. Step 6: Final answer
    x = 7,809.40

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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.