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Finding the Fourth Proportional to 46,465.74, 69,688.09 and 21,492.09

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Solution

The fourth proportional to 46,465.74, 69,688.09 and 21,492.09 is: 32,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,465.74 : 69,688.09 = 21,492.09 : x
  2. Step 2: Convert to fraction form
    46,465.74/69,688.09 = 21,492.09/x
  3. Step 3: Cross multiply
    46,465.74x = 69,688.09 × 21,492.09
  4. Step 4: Simplify right side
    46,465.74x = 1,497,742,702.21
  5. Step 5: Solve for x
    x = 1,497,742,702.21/46,465.74
  6. Step 6: Final answer
    x = 32,233.27

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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.