Home / 17,870.70-24,664.13-10,315.53

Finding the Fourth Proportional to 17,870.70, 24,664.13 and 10,315.53

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Solution

The fourth proportional to 17,870.70, 24,664.13 and 10,315.53 is: 14,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.70 : 24,664.13 = 10,315.53 : x
  2. Step 2: Convert to fraction form
    17,870.70/24,664.13 = 10,315.53/x
  3. Step 3: Cross multiply
    17,870.70x = 24,664.13 × 10,315.53
  4. Step 4: Simplify right side
    17,870.70x = 254,423,521.36
  5. Step 5: Solve for x
    x = 254,423,521.36/17,870.70
  6. Step 6: Final answer
    x = 14,236.91

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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.