Home / 35,345.77-53,027.76-10,386.63

Finding the Fourth Proportional to 35,345.77, 53,027.76 and 10,386.63

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Solution

The fourth proportional to 35,345.77, 53,027.76 and 10,386.63 is: 15,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345.77 : 53,027.76 = 10,386.63 : x
  2. Step 2: Convert to fraction form
    35,345.77/53,027.76 = 10,386.63/x
  3. Step 3: Cross multiply
    35,345.77x = 53,027.76 × 10,386.63
  4. Step 4: Simplify right side
    35,345.77x = 550,779,761.80
  5. Step 5: Solve for x
    x = 550,779,761.80/35,345.77
  6. Step 6: Final answer
    x = 15,582.62

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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.