Home / 21,746.08-32,632.08-7,896.16

Finding the Fourth Proportional to 21,746.08, 32,632.08 and 7,896.16

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Solution

The fourth proportional to 21,746.08, 32,632.08 and 7,896.16 is: 11,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.08 : 32,632.08 = 7,896.16 : x
  2. Step 2: Convert to fraction form
    21,746.08/32,632.08 = 7,896.16/x
  3. Step 3: Cross multiply
    21,746.08x = 32,632.08 × 7,896.16
  4. Step 4: Simplify right side
    21,746.08x = 257,668,124.81
  5. Step 5: Solve for x
    x = 257,668,124.81/21,746.08
  6. Step 6: Final answer
    x = 11,848.95

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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.