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Finding the Fourth Proportional to 46,861, 70,291.44 and 15,271.01

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Solution

The fourth proportional to 46,861, 70,291.44 and 15,271.01 is: 22,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,861 : 70,291.44 = 15,271.01 : x
  2. Step 2: Convert to fraction form
    46,861/70,291.44 = 15,271.01/x
  3. Step 3: Cross multiply
    46,861x = 70,291.44 × 15,271.01
  4. Step 4: Simplify right side
    46,861x = 1,073,421,283.15
  5. Step 5: Solve for x
    x = 1,073,421,283.15/46,861
  6. Step 6: Final answer
    x = 22,906.50

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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.