Home / 30,730.65-46,110.60-11,011.20

Finding the Fourth Proportional to 30,730.65, 46,110.60 and 11,011.20

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Solution

The fourth proportional to 30,730.65, 46,110.60 and 11,011.20 is: 16,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,730.65 : 46,110.60 = 11,011.20 : x
  2. Step 2: Convert to fraction form
    30,730.65/46,110.60 = 11,011.20/x
  3. Step 3: Cross multiply
    30,730.65x = 46,110.60 × 11,011.20
  4. Step 4: Simplify right side
    30,730.65x = 507,733,038.72
  5. Step 5: Solve for x
    x = 507,733,038.72/30,730.65
  6. Step 6: Final answer
    x = 16,522.04

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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.