Home / 19,125.63-26,395.84-10,742.13

Finding the Fourth Proportional to 19,125.63, 26,395.84 and 10,742.13

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Solution

The fourth proportional to 19,125.63, 26,395.84 and 10,742.13 is: 14,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.63 : 26,395.84 = 10,742.13 : x
  2. Step 2: Convert to fraction form
    19,125.63/26,395.84 = 10,742.13/x
  3. Step 3: Cross multiply
    19,125.63x = 26,395.84 × 10,742.13
  4. Step 4: Simplify right side
    19,125.63x = 283,547,544.74
  5. Step 5: Solve for x
    x = 283,547,544.74/19,125.63
  6. Step 6: Final answer
    x = 14,825.53

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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.