Home / 25,752.53-38,653.16-13,281.23

Finding the Fourth Proportional to 25,752.53, 38,653.16 and 13,281.23

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Solution

The fourth proportional to 25,752.53, 38,653.16 and 13,281.23 is: 19,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.53 : 38,653.16 = 13,281.23 : x
  2. Step 2: Convert to fraction form
    25,752.53/38,653.16 = 13,281.23/x
  3. Step 3: Cross multiply
    25,752.53x = 38,653.16 × 13,281.23
  4. Step 4: Simplify right side
    25,752.53x = 513,361,248.51
  5. Step 5: Solve for x
    x = 513,361,248.51/25,752.53
  6. Step 6: Final answer
    x = 19,934.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.