Home / 45,637.37-68,457.95-15,672.20

Finding the Fourth Proportional to 45,637.37, 68,457.95 and 15,672.20

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Solution

The fourth proportional to 45,637.37, 68,457.95 and 15,672.20 is: 23,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.37 : 68,457.95 = 15,672.20 : x
  2. Step 2: Convert to fraction form
    45,637.37/68,457.95 = 15,672.20/x
  3. Step 3: Cross multiply
    45,637.37x = 68,457.95 × 15,672.20
  4. Step 4: Simplify right side
    45,637.37x = 1,072,886,263.34
  5. Step 5: Solve for x
    x = 1,072,886,263.34/45,637.37
  6. Step 6: Final answer
    x = 23,508.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.