Home / 14,148.64-19,525.95-7,860.96

Finding the Fourth Proportional to 14,148.64, 19,525.95 and 7,860.96

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Solution

The fourth proportional to 14,148.64, 19,525.95 and 7,860.96 is: 10,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.64 : 19,525.95 = 7,860.96 : x
  2. Step 2: Convert to fraction form
    14,148.64/19,525.95 = 7,860.96/x
  3. Step 3: Cross multiply
    14,148.64x = 19,525.95 × 7,860.96
  4. Step 4: Simplify right side
    14,148.64x = 153,492,711.91
  5. Step 5: Solve for x
    x = 153,492,711.91/14,148.64
  6. Step 6: Final answer
    x = 10,848.58

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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.