Home / 13,970.16-19,263.07-10,186.65

Finding the Fourth Proportional to 13,970.16, 19,263.07 and 10,186.65

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Solution

The fourth proportional to 13,970.16, 19,263.07 and 10,186.65 is: 14,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970.16 : 19,263.07 = 10,186.65 : x
  2. Step 2: Convert to fraction form
    13,970.16/19,263.07 = 10,186.65/x
  3. Step 3: Cross multiply
    13,970.16x = 19,263.07 × 10,186.65
  4. Step 4: Simplify right side
    13,970.16x = 196,226,030.23
  5. Step 5: Solve for x
    x = 196,226,030.23/13,970.16
  6. Step 6: Final answer
    x = 14,046.09

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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.