Home / 42,807.40-64,124.70-24,317.80

Finding the Fourth Proportional to 42,807.40, 64,124.70 and 24,317.80

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Solution

The fourth proportional to 42,807.40, 64,124.70 and 24,317.80 is: 36,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,807.40 : 64,124.70 = 24,317.80 : x
  2. Step 2: Convert to fraction form
    42,807.40/64,124.70 = 24,317.80/x
  3. Step 3: Cross multiply
    42,807.40x = 64,124.70 × 24,317.80
  4. Step 4: Simplify right side
    42,807.40x = 1,559,371,629.66
  5. Step 5: Solve for x
    x = 1,559,371,629.66/42,807.40
  6. Step 6: Final answer
    x = 36,427.62

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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.