Home / 19,020.06-28,509.30-6,528.24

Finding the Fourth Proportional to 19,020.06, 28,509.30 and 6,528.24

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Solution

The fourth proportional to 19,020.06, 28,509.30 and 6,528.24 is: 9,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.06 : 28,509.30 = 6,528.24 : x
  2. Step 2: Convert to fraction form
    19,020.06/28,509.30 = 6,528.24/x
  3. Step 3: Cross multiply
    19,020.06x = 28,509.30 × 6,528.24
  4. Step 4: Simplify right side
    19,020.06x = 186,115,552.63
  5. Step 5: Solve for x
    x = 186,115,552.63/19,020.06
  6. Step 6: Final answer
    x = 9,785.22

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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.