Home / 64,875.02-89,536.19-38,028.20

Finding the Fourth Proportional to 64,875.02, 89,536.19 and 38,028.20

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Solution

The fourth proportional to 64,875.02, 89,536.19 and 38,028.20 is: 52,483.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,875.02 : 89,536.19 = 38,028.20 : x
  2. Step 2: Convert to fraction form
    64,875.02/89,536.19 = 38,028.20/x
  3. Step 3: Cross multiply
    64,875.02x = 89,536.19 × 38,028.20
  4. Step 4: Simplify right side
    64,875.02x = 3,404,899,502.74
  5. Step 5: Solve for x
    x = 3,404,899,502.74/64,875.02
  6. Step 6: Final answer
    x = 52,483.99

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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.