Home / 37,866.02-52,257.39-20,870.24

Finding the Fourth Proportional to 37,866.02, 52,257.39 and 20,870.24

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Solution

The fourth proportional to 37,866.02, 52,257.39 and 20,870.24 is: 28,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.02 : 52,257.39 = 20,870.24 : x
  2. Step 2: Convert to fraction form
    37,866.02/52,257.39 = 20,870.24/x
  3. Step 3: Cross multiply
    37,866.02x = 52,257.39 × 20,870.24
  4. Step 4: Simplify right side
    37,866.02x = 1,090,624,271.07
  5. Step 5: Solve for x
    x = 1,090,624,271.07/37,866.02
  6. Step 6: Final answer
    x = 28,802.19

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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.