Home / 14,784.48-20,407.32-8,501.04

Finding the Fourth Proportional to 14,784.48, 20,407.32 and 8,501.04

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Solution

The fourth proportional to 14,784.48, 20,407.32 and 8,501.04 is: 11,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.48 : 20,407.32 = 8,501.04 : x
  2. Step 2: Convert to fraction form
    14,784.48/20,407.32 = 8,501.04/x
  3. Step 3: Cross multiply
    14,784.48x = 20,407.32 × 8,501.04
  4. Step 4: Simplify right side
    14,784.48x = 173,483,443.61
  5. Step 5: Solve for x
    x = 173,483,443.61/14,784.48
  6. Step 6: Final answer
    x = 11,734.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.