Home / 36,510.72-50,386.32-20,595.17

Finding the Fourth Proportional to 36,510.72, 50,386.32 and 20,595.17

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Solution

The fourth proportional to 36,510.72, 50,386.32 and 20,595.17 is: 28,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.72 : 50,386.32 = 20,595.17 : x
  2. Step 2: Convert to fraction form
    36,510.72/50,386.32 = 20,595.17/x
  3. Step 3: Cross multiply
    36,510.72x = 50,386.32 × 20,595.17
  4. Step 4: Simplify right side
    36,510.72x = 1,037,714,574.14
  5. Step 5: Solve for x
    x = 1,037,714,574.14/36,510.72
  6. Step 6: Final answer
    x = 28,422.19

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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.