Home / 46,875.84-70,250.40-19,158.72

Finding the Fourth Proportional to 46,875.84, 70,250.40 and 19,158.72

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Solution

The fourth proportional to 46,875.84, 70,250.40 and 19,158.72 is: 28,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,875.84 : 70,250.40 = 19,158.72 : x
  2. Step 2: Convert to fraction form
    46,875.84/70,250.40 = 19,158.72/x
  3. Step 3: Cross multiply
    46,875.84x = 70,250.40 × 19,158.72
  4. Step 4: Simplify right side
    46,875.84x = 1,345,907,743.49
  5. Step 5: Solve for x
    x = 1,345,907,743.49/46,875.84
  6. Step 6: Final answer
    x = 28,712.18

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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.