Home / 44,036.50-66,038.81-18,737.70

Finding the Fourth Proportional to 44,036.50, 66,038.81 and 18,737.70

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Solution

The fourth proportional to 44,036.50, 66,038.81 and 18,737.70 is: 28,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,036.50 : 66,038.81 = 18,737.70 : x
  2. Step 2: Convert to fraction form
    44,036.50/66,038.81 = 18,737.70/x
  3. Step 3: Cross multiply
    44,036.50x = 66,038.81 × 18,737.70
  4. Step 4: Simplify right side
    44,036.50x = 1,237,415,410.14
  5. Step 5: Solve for x
    x = 1,237,415,410.14/44,036.50
  6. Step 6: Final answer
    x = 28,099.77

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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.