Home / 35,460.31-53,206.61-13,275.42

Finding the Fourth Proportional to 35,460.31, 53,206.61 and 13,275.42

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Solution

The fourth proportional to 35,460.31, 53,206.61 and 13,275.42 is: 19,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,460.31 : 53,206.61 = 13,275.42 : x
  2. Step 2: Convert to fraction form
    35,460.31/53,206.61 = 13,275.42/x
  3. Step 3: Cross multiply
    35,460.31x = 53,206.61 × 13,275.42
  4. Step 4: Simplify right side
    35,460.31x = 706,340,094.53
  5. Step 5: Solve for x
    x = 706,340,094.53/35,460.31
  6. Step 6: Final answer
    x = 19,919.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.