Home / 12,303.63-16,980.08-10,059.26

Finding the Fourth Proportional to 12,303.63, 16,980.08 and 10,059.26

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Solution

The fourth proportional to 12,303.63, 16,980.08 and 10,059.26 is: 13,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.63 : 16,980.08 = 10,059.26 : x
  2. Step 2: Convert to fraction form
    12,303.63/16,980.08 = 10,059.26/x
  3. Step 3: Cross multiply
    12,303.63x = 16,980.08 × 10,059.26
  4. Step 4: Simplify right side
    12,303.63x = 170,806,904.34
  5. Step 5: Solve for x
    x = 170,806,904.34/12,303.63
  6. Step 6: Final answer
    x = 13,882.64

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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.