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Finding the Fourth Proportional to 46,483.77, 69,715.18 and 13,203.10

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Solution

The fourth proportional to 46,483.77, 69,715.18 and 13,203.10 is: 19,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,483.77 : 69,715.18 = 13,203.10 : x
  2. Step 2: Convert to fraction form
    46,483.77/69,715.18 = 13,203.10/x
  3. Step 3: Cross multiply
    46,483.77x = 69,715.18 × 13,203.10
  4. Step 4: Simplify right side
    46,483.77x = 920,456,596.71
  5. Step 5: Solve for x
    x = 920,456,596.71/46,483.77
  6. Step 6: Final answer
    x = 19,801.68

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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.