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Finding the Fourth Proportional to 56,015.70, 84,038.40 and 24,412.20

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Solution

The fourth proportional to 56,015.70, 84,038.40 and 24,412.20 is: 36,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.70 : 84,038.40 = 24,412.20 : x
  2. Step 2: Convert to fraction form
    56,015.70/84,038.40 = 24,412.20/x
  3. Step 3: Cross multiply
    56,015.70x = 84,038.40 × 24,412.20
  4. Step 4: Simplify right side
    56,015.70x = 2,051,562,228.48
  5. Step 5: Solve for x
    x = 2,051,562,228.48/56,015.70
  6. Step 6: Final answer
    x = 36,624.77

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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.