Home / 25,328.08-34,945.08-14,715.64

Finding the Fourth Proportional to 25,328.08, 34,945.08 and 14,715.64

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Solution

The fourth proportional to 25,328.08, 34,945.08 and 14,715.64 is: 20,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.08 : 34,945.08 = 14,715.64 : x
  2. Step 2: Convert to fraction form
    25,328.08/34,945.08 = 14,715.64/x
  3. Step 3: Cross multiply
    25,328.08x = 34,945.08 × 14,715.64
  4. Step 4: Simplify right side
    25,328.08x = 514,239,217.05
  5. Step 5: Solve for x
    x = 514,239,217.05/25,328.08
  6. Step 6: Final answer
    x = 20,303.13

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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.