Home / 19,210.45-26,510.54-10,713.11

Finding the Fourth Proportional to 19,210.45, 26,510.54 and 10,713.11

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Solution

The fourth proportional to 19,210.45, 26,510.54 and 10,713.11 is: 14,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.45 : 26,510.54 = 10,713.11 : x
  2. Step 2: Convert to fraction form
    19,210.45/26,510.54 = 10,713.11/x
  3. Step 3: Cross multiply
    19,210.45x = 26,510.54 × 10,713.11
  4. Step 4: Simplify right side
    19,210.45x = 284,010,302.25
  5. Step 5: Solve for x
    x = 284,010,302.25/19,210.45
  6. Step 6: Final answer
    x = 14,784.16

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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.