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Finding the Fourth Proportional to 46,808.16, 70,211.04 and 19,106.08

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Solution

The fourth proportional to 46,808.16, 70,211.04 and 19,106.08 is: 28,658.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,808.16 : 70,211.04 = 19,106.08 : x
  2. Step 2: Convert to fraction form
    46,808.16/70,211.04 = 19,106.08/x
  3. Step 3: Cross multiply
    46,808.16x = 70,211.04 × 19,106.08
  4. Step 4: Simplify right side
    46,808.16x = 1,341,457,747.12
  5. Step 5: Solve for x
    x = 1,341,457,747.12/46,808.16
  6. Step 6: Final answer
    x = 28,658.63

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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.