Home / 19,282.16-26,610.69-10,785.07

Finding the Fourth Proportional to 19,282.16, 26,610.69 and 10,785.07

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Solution

The fourth proportional to 19,282.16, 26,610.69 and 10,785.07 is: 14,884.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.16 : 26,610.69 = 10,785.07 : x
  2. Step 2: Convert to fraction form
    19,282.16/26,610.69 = 10,785.07/x
  3. Step 3: Cross multiply
    19,282.16x = 26,610.69 × 10,785.07
  4. Step 4: Simplify right side
    19,282.16x = 286,998,130.60
  5. Step 5: Solve for x
    x = 286,998,130.60/19,282.16
  6. Step 6: Final answer
    x = 14,884.12

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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.