Home / 29,345.10-40,502.07-19,275.18

Finding the Fourth Proportional to 29,345.10, 40,502.07 and 19,275.18

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Solution

The fourth proportional to 29,345.10, 40,502.07 and 19,275.18 is: 26,603.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.10 : 40,502.07 = 19,275.18 : x
  2. Step 2: Convert to fraction form
    29,345.10/40,502.07 = 19,275.18/x
  3. Step 3: Cross multiply
    29,345.10x = 40,502.07 × 19,275.18
  4. Step 4: Simplify right side
    29,345.10x = 780,684,689.62
  5. Step 5: Solve for x
    x = 780,684,689.62/29,345.10
  6. Step 6: Final answer
    x = 26,603.58

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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.