Home / 30,347.70-45,521.55-23,341.20

Finding the Fourth Proportional to 30,347.70, 45,521.55 and 23,341.20

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Solution

The fourth proportional to 30,347.70, 45,521.55 and 23,341.20 is: 35,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,347.70 : 45,521.55 = 23,341.20 : x
  2. Step 2: Convert to fraction form
    30,347.70/45,521.55 = 23,341.20/x
  3. Step 3: Cross multiply
    30,347.70x = 45,521.55 × 23,341.20
  4. Step 4: Simplify right side
    30,347.70x = 1,062,527,602.86
  5. Step 5: Solve for x
    x = 1,062,527,602.86/30,347.70
  6. Step 6: Final answer
    x = 35,011.80

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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.