Home / 24,715.13-34,108.70-15,285.51

Finding the Fourth Proportional to 24,715.13, 34,108.70 and 15,285.51

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Solution

The fourth proportional to 24,715.13, 34,108.70 and 15,285.51 is: 21,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,715.13 : 34,108.70 = 15,285.51 : x
  2. Step 2: Convert to fraction form
    24,715.13/34,108.70 = 15,285.51/x
  3. Step 3: Cross multiply
    24,715.13x = 34,108.70 × 15,285.51
  4. Step 4: Simplify right side
    24,715.13x = 521,368,798.51
  5. Step 5: Solve for x
    x = 521,368,798.51/24,715.13
  6. Step 6: Final answer
    x = 21,095.13

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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.