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Finding the Fourth Proportional to 46,710.70, 70,065.59 and 21,403.04

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Solution

The fourth proportional to 46,710.70, 70,065.59 and 21,403.04 is: 32,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,710.70 : 70,065.59 = 21,403.04 : x
  2. Step 2: Convert to fraction form
    46,710.70/70,065.59 = 21,403.04/x
  3. Step 3: Cross multiply
    46,710.70x = 70,065.59 × 21,403.04
  4. Step 4: Simplify right side
    46,710.70x = 1,499,616,625.39
  5. Step 5: Solve for x
    x = 1,499,616,625.39/46,710.70
  6. Step 6: Final answer
    x = 32,104.35

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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.