Home / 37,411.99-51,626.93-20,415.81

Finding the Fourth Proportional to 37,411.99, 51,626.93 and 20,415.81

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Solution

The fourth proportional to 37,411.99, 51,626.93 and 20,415.81 is: 28,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,411.99 : 51,626.93 = 20,415.81 : x
  2. Step 2: Convert to fraction form
    37,411.99/51,626.93 = 20,415.81/x
  3. Step 3: Cross multiply
    37,411.99x = 51,626.93 × 20,415.81
  4. Step 4: Simplify right side
    37,411.99x = 1,054,005,386.67
  5. Step 5: Solve for x
    x = 1,054,005,386.67/37,411.99
  6. Step 6: Final answer
    x = 28,172.93

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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.