Home / 32,275.71-44,541.63-18,128.25

Finding the Fourth Proportional to 32,275.71, 44,541.63 and 18,128.25

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Solution

The fourth proportional to 32,275.71, 44,541.63 and 18,128.25 is: 25,017.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,275.71 : 44,541.63 = 18,128.25 : x
  2. Step 2: Convert to fraction form
    32,275.71/44,541.63 = 18,128.25/x
  3. Step 3: Cross multiply
    32,275.71x = 44,541.63 × 18,128.25
  4. Step 4: Simplify right side
    32,275.71x = 807,461,804.05
  5. Step 5: Solve for x
    x = 807,461,804.05/32,275.71
  6. Step 6: Final answer
    x = 25,017.63

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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.