Home / 35,445.04-53,117.40-19,657.01

Finding the Fourth Proportional to 35,445.04, 53,117.40 and 19,657.01

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Solution

The fourth proportional to 35,445.04, 53,117.40 and 19,657.01 is: 29,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.04 : 53,117.40 = 19,657.01 : x
  2. Step 2: Convert to fraction form
    35,445.04/53,117.40 = 19,657.01/x
  3. Step 3: Cross multiply
    35,445.04x = 53,117.40 × 19,657.01
  4. Step 4: Simplify right side
    35,445.04x = 1,044,129,262.97
  5. Step 5: Solve for x
    x = 1,044,129,262.97/35,445.04
  6. Step 6: Final answer
    x = 29,457.70

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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.