Home / 45,303.12-62,515.20-25,158.96

Finding the Fourth Proportional to 45,303.12, 62,515.20 and 25,158.96

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Solution

The fourth proportional to 45,303.12, 62,515.20 and 25,158.96 is: 34,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,303.12 : 62,515.20 = 25,158.96 : x
  2. Step 2: Convert to fraction form
    45,303.12/62,515.20 = 25,158.96/x
  3. Step 3: Cross multiply
    45,303.12x = 62,515.20 × 25,158.96
  4. Step 4: Simplify right side
    45,303.12x = 1,572,817,416.19
  5. Step 5: Solve for x
    x = 1,572,817,416.19/45,303.12
  6. Step 6: Final answer
    x = 34,717.64

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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.