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Finding the Fourth Proportional to 46,935, 64,770.30 and 25,715.07

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Solution

The fourth proportional to 46,935, 64,770.30 and 25,715.07 is: 35,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,935 : 64,770.30 = 25,715.07 : x
  2. Step 2: Convert to fraction form
    46,935/64,770.30 = 25,715.07/x
  3. Step 3: Cross multiply
    46,935x = 64,770.30 × 25,715.07
  4. Step 4: Simplify right side
    46,935x = 1,665,572,798.42
  5. Step 5: Solve for x
    x = 1,665,572,798.42/46,935
  6. Step 6: Final answer
    x = 35,486.80

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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.