Home / 25,289.89-34,901.21-14,538.25

Finding the Fourth Proportional to 25,289.89, 34,901.21 and 14,538.25

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Solution

The fourth proportional to 25,289.89, 34,901.21 and 14,538.25 is: 20,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.89 : 34,901.21 = 14,538.25 : x
  2. Step 2: Convert to fraction form
    25,289.89/34,901.21 = 14,538.25/x
  3. Step 3: Cross multiply
    25,289.89x = 34,901.21 × 14,538.25
  4. Step 4: Simplify right side
    25,289.89x = 507,402,639.21
  5. Step 5: Solve for x
    x = 507,402,639.21/25,289.89
  6. Step 6: Final answer
    x = 20,063.46

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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.