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Finding the Fourth Proportional to 35,426, 48,886.96 and 19,510.28

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Solution

The fourth proportional to 35,426, 48,886.96 and 19,510.28 is: 26,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,426 : 48,886.96 = 19,510.28 : x
  2. Step 2: Convert to fraction form
    35,426/48,886.96 = 19,510.28/x
  3. Step 3: Cross multiply
    35,426x = 48,886.96 × 19,510.28
  4. Step 4: Simplify right side
    35,426x = 953,798,277.95
  5. Step 5: Solve for x
    x = 953,798,277.95/35,426
  6. Step 6: Final answer
    x = 26,923.68

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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.