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Finding the Fourth Proportional to 46,492.60, 64,158 and 25,271.40

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Solution

The fourth proportional to 46,492.60, 64,158 and 25,271.40 is: 34,873.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,492.60 : 64,158 = 25,271.40 : x
  2. Step 2: Convert to fraction form
    46,492.60/64,158 = 25,271.40/x
  3. Step 3: Cross multiply
    46,492.60x = 64,158 × 25,271.40
  4. Step 4: Simplify right side
    46,492.60x = 1,621,362,481.20
  5. Step 5: Solve for x
    x = 1,621,362,481.20/46,492.60
  6. Step 6: Final answer
    x = 34,873.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.