Home / 25,210.71-34,786.40-14,598.63

Finding the Fourth Proportional to 25,210.71, 34,786.40 and 14,598.63

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Solution

The fourth proportional to 25,210.71, 34,786.40 and 14,598.63 is: 20,143.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.71 : 34,786.40 = 14,598.63 : x
  2. Step 2: Convert to fraction form
    25,210.71/34,786.40 = 14,598.63/x
  3. Step 3: Cross multiply
    25,210.71x = 34,786.40 × 14,598.63
  4. Step 4: Simplify right side
    25,210.71x = 507,833,709.64
  5. Step 5: Solve for x
    x = 507,833,709.64/25,210.71
  6. Step 6: Final answer
    x = 20,143.57

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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.