Home / 25,332.48-34,955.82-14,720.40

Finding the Fourth Proportional to 25,332.48, 34,955.82 and 14,720.40

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Solution

The fourth proportional to 25,332.48, 34,955.82 and 14,720.40 is: 20,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,332.48 : 34,955.82 = 14,720.40 : x
  2. Step 2: Convert to fraction form
    25,332.48/34,955.82 = 14,720.40/x
  3. Step 3: Cross multiply
    25,332.48x = 34,955.82 × 14,720.40
  4. Step 4: Simplify right side
    25,332.48x = 514,563,652.73
  5. Step 5: Solve for x
    x = 514,563,652.73/25,332.48
  6. Step 6: Final answer
    x = 20,312.41

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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.