Home / 25,157.53-34,715.34-14,547.84

Finding the Fourth Proportional to 25,157.53, 34,715.34 and 14,547.84

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Solution

The fourth proportional to 25,157.53, 34,715.34 and 14,547.84 is: 20,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.53 : 34,715.34 = 14,547.84 : x
  2. Step 2: Convert to fraction form
    25,157.53/34,715.34 = 14,547.84/x
  3. Step 3: Cross multiply
    25,157.53x = 34,715.34 × 14,547.84
  4. Step 4: Simplify right side
    25,157.53x = 505,033,038.29
  5. Step 5: Solve for x
    x = 505,033,038.29/25,157.53
  6. Step 6: Final answer
    x = 20,074.83

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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.