Home / 44,538.30-66,807.45-21,210.30

Finding the Fourth Proportional to 44,538.30, 66,807.45 and 21,210.30

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Solution

The fourth proportional to 44,538.30, 66,807.45 and 21,210.30 is: 31,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,538.30 : 66,807.45 = 21,210.30 : x
  2. Step 2: Convert to fraction form
    44,538.30/66,807.45 = 21,210.30/x
  3. Step 3: Cross multiply
    44,538.30x = 66,807.45 × 21,210.30
  4. Step 4: Simplify right side
    44,538.30x = 1,417,006,056.74
  5. Step 5: Solve for x
    x = 1,417,006,056.74/44,538.30
  6. Step 6: Final answer
    x = 31,815.45

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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.