Home / 58,018.50-87,036.05-22,008.20

Finding the Fourth Proportional to 58,018.50, 87,036.05 and 22,008.20

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Solution

The fourth proportional to 58,018.50, 87,036.05 and 22,008.20 is: 33,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,018.50 : 87,036.05 = 22,008.20 : x
  2. Step 2: Convert to fraction form
    58,018.50/87,036.05 = 22,008.20/x
  3. Step 3: Cross multiply
    58,018.50x = 87,036.05 × 22,008.20
  4. Step 4: Simplify right side
    58,018.50x = 1,915,506,795.61
  5. Step 5: Solve for x
    x = 1,915,506,795.61/58,018.50
  6. Step 6: Final answer
    x = 33,015.45

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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.