Home / 35,445.89-48,916.43-19,313.66

Finding the Fourth Proportional to 35,445.89, 48,916.43 and 19,313.66

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Solution

The fourth proportional to 35,445.89, 48,916.43 and 19,313.66 is: 26,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.89 : 48,916.43 = 19,313.66 : x
  2. Step 2: Convert to fraction form
    35,445.89/48,916.43 = 19,313.66/x
  3. Step 3: Cross multiply
    35,445.89x = 48,916.43 × 19,313.66
  4. Step 4: Simplify right side
    35,445.89x = 944,754,956.28
  5. Step 5: Solve for x
    x = 944,754,956.28/35,445.89
  6. Step 6: Final answer
    x = 26,653.45

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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.