Home / 32,639.10-45,041.79-18,298.95

Finding the Fourth Proportional to 32,639.10, 45,041.79 and 18,298.95

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Solution

The fourth proportional to 32,639.10, 45,041.79 and 18,298.95 is: 25,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.10 : 45,041.79 = 18,298.95 : x
  2. Step 2: Convert to fraction form
    32,639.10/45,041.79 = 18,298.95/x
  3. Step 3: Cross multiply
    32,639.10x = 45,041.79 × 18,298.95
  4. Step 4: Simplify right side
    32,639.10x = 824,217,463.12
  5. Step 5: Solve for x
    x = 824,217,463.12/32,639.10
  6. Step 6: Final answer
    x = 25,252.46

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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.