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Finding the Fourth Proportional to 45,407.64, 62,657.04 and 25,259.76

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Solution

The fourth proportional to 45,407.64, 62,657.04 and 25,259.76 is: 34,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.64 : 62,657.04 = 25,259.76 : x
  2. Step 2: Convert to fraction form
    45,407.64/62,657.04 = 25,259.76/x
  3. Step 3: Cross multiply
    45,407.64x = 62,657.04 × 25,259.76
  4. Step 4: Simplify right side
    45,407.64x = 1,582,701,792.71
  5. Step 5: Solve for x
    x = 1,582,701,792.71/45,407.64
  6. Step 6: Final answer
    x = 34,855.41

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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.