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Finding the Fourth Proportional to 46,426.80, 64,068.80 and 25,206.06

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Solution

The fourth proportional to 46,426.80, 64,068.80 and 25,206.06 is: 34,784.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,426.80 : 64,068.80 = 25,206.06 : x
  2. Step 2: Convert to fraction form
    46,426.80/64,068.80 = 25,206.06/x
  3. Step 3: Cross multiply
    46,426.80x = 64,068.80 × 25,206.06
  4. Step 4: Simplify right side
    46,426.80x = 1,614,921,890.90
  5. Step 5: Solve for x
    x = 1,614,921,890.90/46,426.80
  6. Step 6: Final answer
    x = 34,784.26

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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.