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Finding the Fourth Proportional to 46,945, 64,784.10 and 25,725.07

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Solution

The fourth proportional to 46,945, 64,784.10 and 25,725.07 is: 35,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,945 : 64,784.10 = 25,725.07 : x
  2. Step 2: Convert to fraction form
    46,945/64,784.10 = 25,725.07/x
  3. Step 3: Cross multiply
    46,945x = 64,784.10 × 25,725.07
  4. Step 4: Simplify right side
    46,945x = 1,666,575,507.39
  5. Step 5: Solve for x
    x = 1,666,575,507.39/46,945
  6. Step 6: Final answer
    x = 35,500.60

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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.