Home / 34,316.12-51,457.74-16,765.40

Finding the Fourth Proportional to 34,316.12, 51,457.74 and 16,765.40

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Solution

The fourth proportional to 34,316.12, 51,457.74 and 16,765.40 is: 25,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,316.12 : 51,457.74 = 16,765.40 : x
  2. Step 2: Convert to fraction form
    34,316.12/51,457.74 = 16,765.40/x
  3. Step 3: Cross multiply
    34,316.12x = 51,457.74 × 16,765.40
  4. Step 4: Simplify right side
    34,316.12x = 862,709,594.20
  5. Step 5: Solve for x
    x = 862,709,594.20/34,316.12
  6. Step 6: Final answer
    x = 25,140.07

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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.