Home / 23,490.61-32,426.33-15,529.93

Finding the Fourth Proportional to 23,490.61, 32,426.33 and 15,529.93

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Solution

The fourth proportional to 23,490.61, 32,426.33 and 15,529.93 is: 21,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.61 : 32,426.33 = 15,529.93 : x
  2. Step 2: Convert to fraction form
    23,490.61/32,426.33 = 15,529.93/x
  3. Step 3: Cross multiply
    23,490.61x = 32,426.33 × 15,529.93
  4. Step 4: Simplify right side
    23,490.61x = 503,578,476.34
  5. Step 5: Solve for x
    x = 503,578,476.34/23,490.61
  6. Step 6: Final answer
    x = 21,437.44

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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.