Home / 23,455.66-32,368.86-12,700.65

Finding the Fourth Proportional to 23,455.66, 32,368.86 and 12,700.65

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Solution

The fourth proportional to 23,455.66, 32,368.86 and 12,700.65 is: 17,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.66 : 32,368.86 = 12,700.65 : x
  2. Step 2: Convert to fraction form
    23,455.66/32,368.86 = 12,700.65/x
  3. Step 3: Cross multiply
    23,455.66x = 32,368.86 × 12,700.65
  4. Step 4: Simplify right side
    23,455.66x = 411,105,561.76
  5. Step 5: Solve for x
    x = 411,105,561.76/23,455.66
  6. Step 6: Final answer
    x = 17,526.92

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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.