Home / 42,970.73-64,440.65-14,883.22

Finding the Fourth Proportional to 42,970.73, 64,440.65 and 14,883.22

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Solution

The fourth proportional to 42,970.73, 64,440.65 and 14,883.22 is: 22,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,970.73 : 64,440.65 = 14,883.22 : x
  2. Step 2: Convert to fraction form
    42,970.73/64,440.65 = 14,883.22/x
  3. Step 3: Cross multiply
    42,970.73x = 64,440.65 × 14,883.22
  4. Step 4: Simplify right side
    42,970.73x = 959,084,370.89
  5. Step 5: Solve for x
    x = 959,084,370.89/42,970.73
  6. Step 6: Final answer
    x = 22,319.48

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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.