Home / 19,335.04-28,982.16-7,632.16

Finding the Fourth Proportional to 19,335.04, 28,982.16 and 7,632.16

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Solution

The fourth proportional to 19,335.04, 28,982.16 and 7,632.16 is: 11,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.04 : 28,982.16 = 7,632.16 : x
  2. Step 2: Convert to fraction form
    19,335.04/28,982.16 = 7,632.16/x
  3. Step 3: Cross multiply
    19,335.04x = 28,982.16 × 7,632.16
  4. Step 4: Simplify right side
    19,335.04x = 221,196,482.27
  5. Step 5: Solve for x
    x = 221,196,482.27/19,335.04
  6. Step 6: Final answer
    x = 11,440.19

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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.