Home / 35,320.68-52,981.02-13,133.57

Finding the Fourth Proportional to 35,320.68, 52,981.02 and 13,133.57

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Solution

The fourth proportional to 35,320.68, 52,981.02 and 13,133.57 is: 19,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.68 : 52,981.02 = 13,133.57 : x
  2. Step 2: Convert to fraction form
    35,320.68/52,981.02 = 13,133.57/x
  3. Step 3: Cross multiply
    35,320.68x = 52,981.02 × 13,133.57
  4. Step 4: Simplify right side
    35,320.68x = 695,829,669.94
  5. Step 5: Solve for x
    x = 695,829,669.94/35,320.68
  6. Step 6: Final answer
    x = 19,700.35

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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.