Home / 14,004.16-19,323.06-8,700.28

Finding the Fourth Proportional to 14,004.16, 19,323.06 and 8,700.28

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Solution

The fourth proportional to 14,004.16, 19,323.06 and 8,700.28 is: 12,004.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.16 : 19,323.06 = 8,700.28 : x
  2. Step 2: Convert to fraction form
    14,004.16/19,323.06 = 8,700.28/x
  3. Step 3: Cross multiply
    14,004.16x = 19,323.06 × 8,700.28
  4. Step 4: Simplify right side
    14,004.16x = 168,116,032.46
  5. Step 5: Solve for x
    x = 168,116,032.46/14,004.16
  6. Step 6: Final answer
    x = 12,004.72

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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.