Home / 35,501.40-53,252.10-10,545.30

Finding the Fourth Proportional to 35,501.40, 53,252.10 and 10,545.30

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Solution

The fourth proportional to 35,501.40, 53,252.10 and 10,545.30 is: 15,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,501.40 : 53,252.10 = 10,545.30 : x
  2. Step 2: Convert to fraction form
    35,501.40/53,252.10 = 10,545.30/x
  3. Step 3: Cross multiply
    35,501.40x = 53,252.10 × 10,545.30
  4. Step 4: Simplify right side
    35,501.40x = 561,559,370.13
  5. Step 5: Solve for x
    x = 561,559,370.13/35,501.40
  6. Step 6: Final answer
    x = 15,817.95

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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.