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Finding the Fourth Proportional to 46,681.68, 64,420.68 and 25,460.88

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Solution

The fourth proportional to 46,681.68, 64,420.68 and 25,460.88 is: 35,135.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,681.68 : 64,420.68 = 25,460.88 : x
  2. Step 2: Convert to fraction form
    46,681.68/64,420.68 = 25,460.88/x
  3. Step 3: Cross multiply
    46,681.68x = 64,420.68 × 25,460.88
  4. Step 4: Simplify right side
    46,681.68x = 1,640,207,203.00
  5. Step 5: Solve for x
    x = 1,640,207,203.00/46,681.68
  6. Step 6: Final answer
    x = 35,135.99

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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.