Home / 30,521.76-45,782.16-22,254.24

Finding the Fourth Proportional to 30,521.76, 45,782.16 and 22,254.24

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Solution

The fourth proportional to 30,521.76, 45,782.16 and 22,254.24 is: 33,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,521.76 : 45,782.16 = 22,254.24 : x
  2. Step 2: Convert to fraction form
    30,521.76/45,782.16 = 22,254.24/x
  3. Step 3: Cross multiply
    30,521.76x = 45,782.16 × 22,254.24
  4. Step 4: Simplify right side
    30,521.76x = 1,018,847,176.36
  5. Step 5: Solve for x
    x = 1,018,847,176.36/30,521.76
  6. Step 6: Final answer
    x = 33,381.01

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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.