Home / 30,617.71-45,883.78-16,547.40

Finding the Fourth Proportional to 30,617.71, 45,883.78 and 16,547.40

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Solution

The fourth proportional to 30,617.71, 45,883.78 and 16,547.40 is: 24,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,617.71 : 45,883.78 = 16,547.40 : x
  2. Step 2: Convert to fraction form
    30,617.71/45,883.78 = 16,547.40/x
  3. Step 3: Cross multiply
    30,617.71x = 45,883.78 × 16,547.40
  4. Step 4: Simplify right side
    30,617.71x = 759,257,219.80
  5. Step 5: Solve for x
    x = 759,257,219.80/30,617.71
  6. Step 6: Final answer
    x = 24,797.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.