Home / 66,455.61-99,683.73-16,535.67

Finding the Fourth Proportional to 66,455.61, 99,683.73 and 16,535.67

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Solution

The fourth proportional to 66,455.61, 99,683.73 and 16,535.67 is: 24,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,455.61 : 99,683.73 = 16,535.67 : x
  2. Step 2: Convert to fraction form
    66,455.61/99,683.73 = 16,535.67/x
  3. Step 3: Cross multiply
    66,455.61x = 99,683.73 × 16,535.67
  4. Step 4: Simplify right side
    66,455.61x = 1,648,337,263.65
  5. Step 5: Solve for x
    x = 1,648,337,263.65/66,455.61
  6. Step 6: Final answer
    x = 24,803.58

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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.